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The Optispan Podcast with Matt Kaeberlein

Optispan·166 episodes

Science

Optispan is a vision for what health should be. The typical person gives up 10-20 years of quality life in exchange for disability, frailty, and early death. We call this "the lost decade". Time that should be spent with loved ones doing the activities you enjoy are instead spent suffering from multiple diseases and taking a cabinet full of medications that probably do as much harm as good. We believe that the current practice of medicine is disease care, not health care. We believe that everyone can get closer to their own optimal healthspan.

Episodes

27 min
Mar 27, 2026
New Discovery: This Test Finds Cancer Before It Even Exists (Reaction to Galleri Trial)

The Galleri multi-cancer detection test made headlines when its landmark NHS trial failed to meet its primary endpoint, sending Grail's stock down nearly 50%. But does that mean Galleri is useless? Not exactly. In this episode, Dr. Matt Kaeberlein breaks down what the NHS Galleri trial actually measured, why missing a primary endpoint doesn't tell the whole story, and what the results mean for three distinct groups: the general population, high-risk individuals, and people considering the test for themselves.Timestamps:0:00 — What is Galleri? Multi-cancer detection explained0:44 — Would Dr. Kaeberlein take the test? ($1,000 question)1:29 — Episode overview: defense, takedown, or something else?2:30 — How Galleri works: circulating tumor DNA and methylation3:23 — The core promise: early detection across 50+ cancer types4:20 — The NHS Galleri trial: 140,000 participants, 3 years5:15 — Trial results, the press release spin, and the stock drop5:59 — How OptiSpan currently uses Galleri in practice6:43 — Pre-trial take: not ready for population screening, but why?7:32 — The real risks: false positives, false negatives, and downstream consequences9:05 — What it takes to justify population-level screening10:48 — Inside the NHS trial design12:40 — Why the trial was set up to be difficult from the start13:29 — What the positive signals in the data actually suggest15:49 — High-risk individuals: does Galleri make sense for them?17:38 — Individual-level decision-making: what you need to consider18:33 — Sensitivity and specificity explained plainly22:07 — Walking through the math: false positives in the real world24:20 — Retesting after a positive signal: an open question25:00 — Sensitivity by cancer stage and aggressiveness25:45 — Final verdict: does Galleri have clinical value?27:25 — Dr. Kaeberlein's personal decision on taking the test

2 hr 25 min
Mar 20, 2026
The Best Women’s Health Tips on the Planet with Dr. Jennifer Pearlman

What if menopause is one of the most important longevity events in human biology, and we've been ignoring it?Dr. Matt Kaeberlein sits down with Dr. Jennifer Pearlman, founder of PearlMD and pioneer in female-centric longevity medicine, to unpack why women's health has been systemically underfunded, undertreated, and misunderstood and what a proactive approach actually looks like.From the flawed science behind the Women's Health Initiative to the nuts and bolts of hormone optimization, testosterone for women, and the emerging field of ovarian tissue cryopreservation, Dr. Pearlman brings 20+ years of clinical expertise and a framework she calls FemSpan: harnessing the unique biology of female longevity while mitigating the risks most medicine ignores.Timestamps:00:00 — Cold open00:47 — Welcome & Dr. Pearlman's origin story02:33 — Why the medical system fails women08:37 — How the women's health landscape has shifted over 20 years09:26 — The Women's Health Initiative: what went wrong13:07 — What drove the reemergence of menopause medicine14:38 — Big Pharma, funding, and the micronized progesterone question17:13 — "Medicine progresses one funeral at a time"18:01 — From functional medicine to precision medicine20:35 — Rebranding aging: from anti-aging to longevity23:50 — Navigating the gray zone between frontier and fringe27:46 — How to identify credible practitioners33:32 — What every woman should know about the menopause transition36:41 — Why take a proactive approach? Symptoms, disease risk, and aging38:19 — The two simultaneous biology processes of menopause41:46 — The role of FSH and hormone optimization43:28 — Estradiol as the body's regenerative signal47:24 — What to test and when50:38 — The metabolic theory of menopause55:08 — Visceral fat as an evolutionary adaptation57:26 — How to navigate hormone therapy01:00:24 — Bioidentical hormones: reclaiming the term01:06:45 — Why route of administration matters01:11:35 — Progesterone: the unsung hero of menopause management01:23:19 — Testosterone for women: what the science actually says01:34:25 — Introducing FemSpan: the female longevity framework01:37:55 — The biological aging advantages women carry01:46:46 — Can we close the healthspan gap?01:53:05 — Could reversing menopause extend female lifespan?02:00:29 — Regenerative medicine and the future of female longevity02:03:10 — Ovarian tissue cryopreservation explained02:10:39 — AI in women's precision medicine02:15:50 — Medicine at scale: opportunity and risk02:21:41 — Advanced cardiovascular diagnostics and the female gap02:24:22 — Closing thoughts: your aging trajectory is more in your control than you think

42 min
Mar 9, 2026
THIS Helps Detect Heart Disease Before It Happens

Dr. Kim Brockenbrough: https://www.cardiavision.com/https://www.linkedin.com/in/kimberly-brockenbrough-md-1b321a123/https://www.instagram.com/kimbromd?ighsh=YjVpcDcwdHA3ejVvYour calcium score came back zero. You're in the clear, right? Not so fast.In this episode, Optispan Clinical Director Dr. Nicki Byrne sits down with Dr. Kim Brockenbrough, board-certified cardiovascular radiologist, 25-year veteran of vascular imaging, and CEO of CardiaVision, for a conversation that challenges one of the most common assumptions in preventive cardiology.If you care about cardiovascular longevity, and you should, because heart disease remains the leading killer, this is the imaging conversation you didn't know you needed.Timestamps:00:00 — Cold open: The 48-year-old runner with an 80% blockage and a zero calcium score00:54 — Dr. Nicki Byrne introduces Dr. Kim Brockenbrough & CardiaVision01:45 — Dr. Brockenbrough's background: 25 years of vascular imaging02:35 — Cardiovascular disease through a longevity lens: imaging vs. labs vs. functional testing03:24 — The lifecycle of plaque: from fatty deposits to rupture and heart attack04:21 — Why soft plaque is more dangerous than calcified plaque (SCOT-HEART 2020)05:14 — How calcium scores are used in clinical practice — and where they fall short06:18 — The only way to see soft plaque non-invasively: coronary CT angiography (CCTA)07:08 — Which populations are most at risk of a false sense of security from calcium scoring08:03 — What a CCTA can tell you that a calcium score can't09:43 — How often should patients follow up with repeat scans?10:28 — Higher vs. lower dose radiation protocols — and why Dr. Brockenbrough chooses higher dose11:17 — Risks of CCTA: contrast reactions, kidney considerations12:15 — Stress tests vs. CCTA: why a negative stress test is a very low bar13:21 — Soft plaque that isn't flow-limiting: small emboli, dementia, and congestive heart failure15:36 — Medications that reverse plaque: statins, PCSK9 inhibitors, and the LOCATE trial16:23 — LDL reduction and plaque regression: what the data shows17:08 — High-intensity statins vs. Repatha — tolerability, efficacy, and the price drop18:27 — When OptiSpan reaches for PCSK9 inhibitors: ApoB, LDL, Lp(a), ApoE4, and significant disease19:22 — Why a rising calcium score on a statin is exactly what you want to see20:25 — AI plaque quantification tools: promise, limitations, and validation concerns22:54 — Has AI ever changed Dr. Brockenbrough's read? A real-world case23:40 — FFR-CT, the ISCHEMIA trial, and why stenting asymptomatic patients is no longer standard of care25:25 — The future of cardiac imaging and the case for universal CCTA screening26:52 — The patient experience: what to expect at a CardiaVision CCTA appointment28:18 — Why seeing soft plaque changes patient behavior — the power of treating disease, not numbers29:49 — Bridging the gap between longevity medicine and traditional cardiology33:11 — Tes

22 min
Mar 7, 2026
RFK Jr and Joe Rogan's Peptide Claims: Longevity Expert Reacts

Links to All Articles Mentioned:https://www.fda.gov/drugs/human-drug-compounding/certain-bulk-drug-substances-use-compounding-may-present-significant-safety-riskshttps://www.fda.gov/media/174456/downloadRFK Jr. just appeared on the Joe Rogan podcast and peptides were front and center. Dr. Matt Kaeberlein breaks down the conversation in real time, fact-checking claims about peptide efficacy, FDA regulation, and the growing black market for compounded peptides.What does the science actually say? What did RFK get right and where did the conversation miss the mark? Dr. Kaeberlein cuts through the noise with a scientist's lens, covering everything from BPC-157 to GLP-1 agonists to the FDA's Category 2 bulk drug substances list.If you're navigating the peptide space and want clarity over hype, this one's for you.Timestamps:00:00 — Intro & Episode Overview01:06 — RFK on Joe Rogan: The Peptide Conversation Begins02:06 — First Fact Check: "We Know Peptides Work"03:50 — GLP-1 Agonists: The Exception, Not the Rule05:05 — RFK's Personal Peptide Experience06:32 — The FDA's Bulk Drug Substances List Explained08:32 — FDA Category 2: What It Actually Means09:21 — The Peptides That Were Banned From Compounding10:18 — Did the FDA Consider Safety? Here's What the Data Says12:03 — Real Cases of People Harmed by Compounded Peptides13:40 — Can the FDA Consider Efficacy? Reading Directly From the Guidelines15:44 — The Peptide Black Market: How It Emerged17:54 — Will Reversing the Ban Actually Fix the Problem?19:20 — RFK's Push to Move 14 Peptides Back to the Bulk List20:16 — Dr. Kaeberlein's Take: Informed Patient Access Matters21:51 — Who Created the Black Market?22:46 — What Would Actually Help: Funding Real Clinical Trials23:36 — Final Thoughts & Call to Action

41 min
Mar 1, 2026
Optispan Success Story: What 18 Months of Real Biomarker Data Actually Looks Like (With Carlos Pinto)

What does over 18 months of precision medicine actually look like in practice? In this episode of the Optispan Success Story Series, Dr. Matt Kaeberlein sits down with Carlos Pinto, a tech executive and early Optispan client, to trace his longitudinal health journey from metabolic warning signs to measurable, sustained transformation. Carlos shares how a decade of overlooked biomarkers, a post-pandemic health decline, and a single panic attack became the catalyst for a data-driven approach to his own biology. Together, he and Dr. Kaeberlein review real DEXA, lipid, metabolic, and environmental biomarker data, unpacking what moved the needle, what didn't, and why the answer was rarely simple. This conversation is a candid look at what it means to become your own best health advocate, not through quick fixes, but through personalized, longitudinal learning.Timestamps:0:00 – Cold open & highlights0:50 – Welcome & Carlos's background in tech leadership2:15 – How career ambition displaced health in his 20s and 30s3:39 – A panic attack as the turning point: connecting mental and physical health4:24 – A previous medical wellness program: what worked and what was missing6:34 – Arriving at OptiSpan: intention, mindset, and expectations7:15 – Gateway Day: comprehensive baseline testing and initial surprises8:51 – Early metabolic lessons: CGM data, glucose spikes, and dawn effect11:32 – Confronting white coat hypertension with 78 data points13:28 – How stress, sleep, and nutrition interact to drive metabolic dysfunction15:44 – Personal experimentation as methodology: berberine, time-restricted eating, and fish17:09 – Mercury toxicity from fish consumption: a case study in biomarker surveillance18:33 – Stress management protocols: walking, meditation, and measurable outcomes19:49 – Statin introduction: the role of medication as a tool, not a failure20:27 – DEXA results: visceral fat reduction, body fat loss, and lean mass gain24:17 – Lipid profile transformation: ApoB from ~115 to 70, LDL from 160 to 7425:57 – A1C trajectory and the complexity of glucose optimization30:01 – Reframing medication: proactive use vs. reactive disease management31:29 – Mercury biomarker deep dive: from 2.4 to 16 and back to 232:21 – Goals for the future: sustainability, muscle retention, and mental clarity36:30 – Lineage biological age algorithm: from mortality risk of 54 to 5239:27 – Closing reflections: health as a lifelong trajectory, not a program

27 min
Feb 25, 2026
Why Some Doctors Are Breaking Rules To Prescribe Peptides

Peptides are everywhere in longevity and functional medicine, but what does the law actually say? In this episode, Dr. Matt Kaeberlein breaks down what a peptide is and the complex regulatory landscape governing peptides in the United States, from FDA approval frameworks to the legal gray zones surrounding compounding pharmacies and unapproved substances.Drawing on the Federal Food, Drug, and Cosmetic Act and real-world enforcement cases, this episode offers a clear-eyed, non-judgmental examination of what is legal, what is tolerated, and what carries genuine risk for physicians, pharmacies, and patients alike. An essential listen for anyone navigating the rapidly evolving world of peptide therapeutics.Timestamps:00:00 — The Tailor Made Compounding Case: Criminal Prosecution & FDA-Flagged Peptides00:54 — Welcome & Episode Overview: The Regulatory Environment of Peptides01:36 — What Is a Peptide? Definitions and Biological Context03:26 — Are Peptides Regulated by the FDA?04:16 — Two Regulatory Frameworks: Biologics vs. Chemically Synthesized Drugs05:17 — The Food, Drug, and Cosmetic Act: Which Peptides Fall Under It?06:11 — Why Two Frameworks Exist: A Brief Legislative History07:06 — The Core Rule: FDA Approval vs. Unapproved Status07:54 — FDA-Approved Peptides: What Can Legally Be Prescribed09:11 — Compounding Pharmacies: When Is It Legal?10:01 — The Unapproved Peptide Bucket: A Long List10:55 — Legal Status of Unapproved Peptides Under U.S. Law12:34 — The Bulk Drug Substances List: What It Is and What It Isn't14:11 — FDA's "Significant Safety Risk" Flagged Peptides15:04 — Why Some Pharmacies Still Compound Unapproved Peptides16:44 — The Gray Area: Speeding Analogies and Cultural Norms17:38 — Degrees of Risk: Formulation, Approval Status, and Data Quality18:38 — Who Bears Legal Liability? Pharmacies, Physicians, and Patients19:39 — The Tailor Made Compounding Case: DOJ Action and Criminal Conviction20:34 — Risk to Physicians and Patients Summarized21:24 — Self-Sourcing Peptides Online: What Consumers Should Know22:14 — Prescription Drugs Without a Prescription: Legal Nuance23:06 — Final Thoughts: The State of Peptide Medicine Today23:58 — How Enforcement Norms Can Shift and Why It Matters Now24:48 — Questions to Ask Yourself: Risk Tolerance and Physician Choice25:21 — An Informed Consent Framework for Peptide Use26:03 — Coming Up: Individual Peptide Deep-Dives in Future Episodes

1 hr 21 min
Feb 22, 2026
How Fighting Gives You A Bulletproof Mind with Noah Neiman

On this episode, Dr. Matt Kaeberlein is joined by Noah Neiman, co-founder of Rumble Boxing and founder of Knuckle Therapy. From panic attacks and rock bottom to building global fitness brands, Noah and Matt explore the profound connection between physical training and mental resilience. Noah shares how structured movement became the foundation for managing ADHD, anxiety, and depression, and why the discipline of fight training translates directly into how we navigate life's hardest moments. A candid conversation on the neuroscience of presence, the therapeutic power of service to others, and what it truly means to train for longevity, in the ring and beyond.Timestamps:00:00 — Introduction & Cold Weather in New York01:04 — Pittsburgh Roots, Sports, and Life Metaphors02:22 — How Training Saved Noah's Life03:05 — ADHD, Physical Control, and Emotional Regulation04:36 — Early Influences: Boxing Gyms, Body for Life, and Therapy06:28 — Football, Identity, and Taking Control of the Body07:02 — College, Jiu-Jitsu, and Finding Purpose08:08 — Anxiety, Depression, and the Power of Presence09:22 — What "Training" Really Means: Sleep, Nutrition, and Mindset10:36 — How You Train Is How You Fight Is How You Live13:30 — The Turning Point: Giving to Others as Therapy14:10 — Selling Drugs, Materialism, and Misery15:23 — Muhammad Ali, Service, and Spiritual Rent17:23 — Failing Upwards: The Road to Barry's Bootcamp19:46 — Warren Stout, Jiu-Jitsu, and Rebuilding After Near-Overdose21:19 — The Craigslist Apartment and Moving to New York22:27 — Walking Into Barry's Bootcamp for the First Time25:44 — Vampire Fitness Hour: Building a Brand from One Class27:47 — Teaching Through Panic Attacks and Overcoming Them28:57 — Medication, Anxiety, and Finding the Root Cause31:12 — The Tattoo, King Henry VI, and "Fearless Minds"32:30 — The Birth of Rumble Boxing36:54 — Co-founding Rumble with Eugene Ram38:09 — Pandemic, Selling Rumble, and What Comes Next40:07 — Launching The Pack: Three Dogs, Three Modalities47:07 — Knuckle Therapy: Honoring Oz and Building a Brand52:55 — A Typical Week: Exercise, Walking, and Movement55:17 — Training at Henzo Gracie's and Teaching Daily57:03 — Recovery, Injury Prevention, and Longevity at 4101:02:37 — Nutrition: Eating a Lot, Eating Clean01:06:46 — Sleep, Balance, and Living in the Extremes01:11:43 — The Most Unexpected Part of the Journey01:16:24 — Advice for Anyone Going Through It01:19:46 — Choose Love, Not Fear: Closing Thoughts

35 min
Feb 15, 2026
Dr. Matt Ranks Longevity Supplements: The Winners and Total Scams

The longevity supplement industry is full of hype, marketing claims, and questionable science. In this episode, Matt breaks down 13 popular supplements through an evidence-based lens.Subscribe for more evidence-based longevity content.Timestamps:0:00 - Introduction: 13 Supplements Ranked, 1:41 - How the Tier List Works (Strong, Good, Promising, Overhyped, Avoid), 2:27 - Fucoidin, 8:04 - Fisetin, 8:54 - Lithium Orotate, 12:34 - Resveratrol, 13:24 - Creatine, 14:58 - CoQ10, 15:53 - SS Peptides (SS-31/Elamipretide), 24:09 - Proprietary "Anti-Aging" Blends, 24:55 - NAD+ Precursors, 27:17 - Omega-328:47 - Vitamin D, 29:24 - Fatty 15 (Pentadecanoic Acid), 31:01 - Urolithin A, 32:31 - Final Rankings: All 13 Supplements Ranked 1-13, 34:41 - Closing Thoughts

1 hr 40 min
Feb 7, 2026
Optispan Success Story: How I Got Strong Without Living at the Gym

In this episode, Matt sits down with Shannon Anderson, a 63-year-old executive recruiter who spent decades mistaking good looks for good health. Shannon's 46-year journey from eating disorders to true health is one of the most honest, inspiring conversations we've had on the podcast. Shannon grew up in the era of Jane Fonda and extreme dieting. She struggled with bulimia and anorexia for years, thinking she'd "invented" the perfect solution to looking good while eating whatever she wanted. It worked until it didn't. At 60, her body stopped performing. She couldn't lift a laundry detergent box without two hands. Her brain was slowing down. Despite going to the gym regularly, she wasn't making progress. That's when she discovered Optispan, and everything changed.0:00 - Matt Introduces Shannon Anderson2:19 - Shannon's Early Struggles: Bulimia, Anorexia, and Body Image9:34 - The Breaking Point: When Her Body Stopped Performing at 6013:42 - Matt and Shannon Discuss Pop Culture's Influence on Health19:01 - The Dark Side of "Wellness": Extreme Diets and Eating Disorders22:44 - Shannon's Wake-Up Call: "I Looked Like a Clown"26:09 - Matt Asks: Should Women Fear "Bulking Up"?31:24 - Shannon's Exact Workout Routine (3 Hours/Week)40:18 - How Shannon Found Her Trainer (Job Description Method)45:10 - Hormone Therapy: The Game-Changer Shannon Didn't Expect48:34 - Testosterone for Women: Muscle, Strength, and Sexual Health52:19 - Shannon on Brain Fog: "Your Brain Craves Estrogen"53:41 - Shannon's Nutrition Principles: Protein, Fiber, Whole Foods1:05:03 - How Shannon Discovered the Concept of Longevity1:09:22 - Biomarkers That Surprised Shannon: Prediabetic Despite Healthy Habits1:11:00 - Sleep Apnea Discovery: From 5 to 9 Hours of Sleep1:13:26 - Shannon's VO2 Max in the 90th Percentile—Without Doing Cardio1:17:22 - The 6-Month Slump: When Shannon's Biomarkers Crashed1:21:11 - Matt's Question: What's the First Step for Someone Starting Out?1:29:50 - Shannon's Final Message: "Health from the Inside Out"

57 min
Jan 24, 2026
The New Food Pyramid (A Step In The Right Direction)

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/The new Dietary Guidelines for Americans just dropped—and we're breaking down what's actually good, what's questionable, and what the science really says. From the flipped food pyramid to the controversial alcohol recommendations, we cover it all. Plus, a full page-by-page reading of the entire 10-page document with expert commentary.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/Timestamps02:04 The pyramid is upside down now?!04:50 MyPlate vs. 1992 pyramid vs. today06:12 The real shift: Whole foods over nutrients09:06 The 5 takeaways everyone needs to know09:54 Where science and politics collide14:24 Why they removed alcohol limits17:37 Reading the full document (with commentary)22:56 How much should YOU actually eat?23:52 Protein is king now<a href="https://www.youtube.com/watch?v=mul1soAgbEw&t=1655s" rel="ugc noopener noreferrer" ta

32 min
Jan 17, 2026
What Peter Attia Got Right About Ultimate Health (Rapidfire)

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter: https://www.optispan.life/This is a reaction video on Peter Attia’s 60-second health take, from carnivore diets and testosterone to seed oils and fasting. Matt provides nuanced medical commentary on where he agrees, disagrees, and adds crucial context that Attia's format couldn't include. Woven throughout is the surprising personal story of how Matt's 60 Minutes interview led to VIP New Year's Eve passes from Anderson Cooper, blending high-level health analysis with human connection. The episode debates headline health claims while sharing a once-in-a-lifetime NYC experience.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:Timestamps: 0:00 Cold open: rapid-fire takes (carnivore, testosterone, fasting, deodorant, etc.)0:42 Season 3 renewal + new year intro1:01 Holiday recap1:31 Times Square ball drop + Anderson Cooper passes (60 Minutes connection)3:33 Setup: reacting to Peter Attia’s 60 Minutes “rapid fire”4:14 Multivitamin: “pass” (insurance policy vs evidence)5:01 Metformin: “definitely pass” for non-diabetics6:04 Seed oils: modest quantities likely not harmful6:27 Mouth taping: useful for some mouth breathers6:51 Bluetooth headphones + EMF: what we know vs what’s uncertain8:32 Weighted vests vs rucksacks: does it matter?9:33 Carnivore diet: “very extreme”9:47 Heavy metal “detox”: snake oil vs real testing and interventions11:27 Food dyes: “deck chairs on the Titanic” (majoring in the minor)14:53 Microplastics: what to change, pragmatic exposure reduction18:47 Hormone replacement therapy (women): “crime of the century” + WHI fallout21:50 Testosterone for men: net positive, but abused/scamified23:16 Testosterone for menopausal women: emerging evidence + clinical reality25:37 Sleep tracking + wearables: helpful unless it creates anxiety26:23 Deodorant vs antiperspirant: aluminum concerns and skin irritation28:43 Non-stick pans / PFAS: relative risk and practical choices29:52 Intermittent fasting: protein risk + eating-disorder cautions31:39 Wrap-up + subscribe/comments outrohttps://onebillionmedia.com/DISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diagnosis, or treatment. We strongly advise that you consult with a licensed healthcare professional for all matters concerning your health, especially before undertaking any changes based on content provided by th

45 min
Jan 10, 2026
Everything I do for Healthspan (and why I skip THESE Supplements)

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/As we close out 2025, I'm sharing a comprehensive and honest review of my personal health optimization protocol. I break down the exact lifestyle habits, supplements, and medications I use daily, and just as importantly, which popular ones I avoid and why.I detail the massive impact of my "Four Pillars" and explain the thought process behind each item in my regimen, from Omega-3s and creatine to testosterone, SGLT2 inhibitors, and rapamycin.If you've ever wondered what a data-driven, no-BS approach to longevity looks like in practice, this is it.*Timestamps:*00:00 - Podcast Start / Topic Overview01:16 - Philosophy: Focus on Foundations, Not Hype02:10 - The Four Pillars of Healthspan (Eat, Move, Sleep, Connect)03:27 - My Personal Pillars Assessment04:33 - Avoiding Risky Behaviors (Alcohol, Drugs, Environment)06:44 - Pillar 1: EAT - My Rules, Keto Bread, Protein Sources09:51 - Pillar 2: MOVE - Weekly Exercise Routine (Zone 2, Weights, HIIT)12:19 - Pillar 3: SLEEP - Routine & The Alcohol Effect13:29 - Pillar 4: CONNECT - Relationships & Personal Growth14:52 - SUPPLEMENTS: My Skeptical Philosophy16:43 - Supplement Disclosures (Past/Present Company Ties)17:47 - My Daily Supplements List: Omega-3, Vitamin D, Rejuvent (CA-AKG), Lithium, Methylfolate, Creatine23:03 - Supplements I DON'T Take: Magnesium, Collagen, Fiber, Ashwagandha, NAD+ Boosters, Senolytics & Why28:42 - How to Choose a Supplement Brand (ConsumerLab Warning)30:19 - MEDICATIONS & PREVENTATIVE DRUGS30:48 - Testosterone Therapy: My Protocol, Impact, & Monitoring33:49 - Jardiance (Empagliflozin): SGLT2 Inhibitor for Biomarkers35:55 - Repatha (PCSK9 Inhibitor): For Heart Disease Prevention37:47 - Tirzepatide (Mounjaro/Zepbound): My Microdosing Experience40:01 - Rapamycin (Sirolimus): My Cyclical Protocol & Stance on Recent News41:41 - Tadalafil (Cialis) & Metformin: Why I'm Off/Against Them For Now46:08 - Final Summary & Take-Home Principles46:50 - The Importance of a Good Doctor & Rational Risk/Reward48:48 - Wrap-Up & Holiday WishesThis video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/DISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diag

1 hr 3 min
Jan 8, 2026
This Viral "Whorebath" Test Is Not What You Think It Is

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/They call it the "whorebath" test. 🛁 We call it a massive misunderstanding of science.ing biological age tests.In this episode, Dr. Matt cuts through the noise to explain what ageing clocks actually are, what they measure, and more importantly, what they DON'T. You'll learn why that $500 direct-to-consumer test is likely giving you meaningless noise, why seeing a drop in your "biological age" is often a statistical illusion, and what to do if your doctor recommends one.By the end, you'll understand ageing clocks better than 95% of the supposed experts and influencers out there. You'll also learn about the type of clock that shows real promise for personalized health today.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/Timestamps0:00 - Introduction1:18 - What Inspired This Deep Dive1:54 - My Actual Position on Ageing Clocks7:49 - Take Home #1: What is a Clock, Really?10:30 - How Biomarkers (Like VO2 Max) Correlate to Age15:32 - The Problem: My "Age" is 40 AND 6925:22 - Take Home #2: The Many Flavors of Clocks36:53 - Take Home #3: Clocks Do NOT Measure Ageing38:15 - Take Home #4: Clocks ARE Useful... For Research39:52 - Take Home #5: Why They're Useless Outside Research<a href="https://www.youtube.com/watch?v=enEqpQ-_pv

1 hr 11 min
Jan 7, 2026
Preventive Failure: How Modern Healthcare Misses Disease Early

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/Join Matt and Dr. Nicole (Nicki) Byrne, Clinic Director at Optispan, for a deep dive into preventative Healthspan Medicine. In this episode, they discuss why traditional reactive healthcare is failing us, what true preventative care looks like, and the comprehensive, data-driven approach used at Optispan to catch risks early and optimize long-term health. From advanced diagnostics to lifestyle pillars and evidence-based medications, learn how to shift from treating disease to building resilience.🔬 Topics Covered:The moment Dr. Byrne realized traditional medicine was focused on the wrong end of the problem.The dangers and gaps in the current "longevity medicine" ecosystem.A complete walkthrough of Optispan's Gateway Day assessment: advanced bloodwork, genetics, point-of-care ultrasound, DEXA scans, CGM, sleep tracking, and more.Real patient examples of conditions caught early that standard care would have missed (e.g., insulin resistance, fatty liver, plaque buildup).How data from multiple sources creates a personalized health blueprint.The philosophy behind using medications (like GLP-1s, SGLT2 inhibitors, Rapamycin) and supplements preventatively.The critical pillars of health: Eat, Move, Sleep, and Connect.A vision for how healthcare should work in the next five years.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/Timestamps1:04 Meet Dr. Nicki Byrne3:25 The 80-Year-Old With "Hormones of a 25-Year-Old"4:41 "People Think I'm a Snake Oil Salesman"9:52 She Looked Healthy—Then We Found Plaque13:56 The Danger of a "Negative" Cancer Screening<a href

50 min
Dec 13, 2025
6 Months on TRT Changed My Body (THIS Is My Takeaway)

This is an AMA episode where Dr Matt answers the pressing questions audience had. In this episode, Matt shares candid updates on his TRT journey and physique, debates rapamycin protocols vs. extreme fasting, and separates the scary headlines from the science on microplastics and "magic" mushrooms. Plus: why he wakes up at 4:30 AM, the truth about HBOT, and a surprising update on his books.Timestamps0:00 Intro1:00 Is Matt Still Taking Rapamycin?6:09 Best Time of Day to Take Rapamycin8:29 48-Hour Fasting vs. Rapamycin for Longevity11:44 Why Matt Wakes Up at 4:30 AM14:43 Supplement Updates: Creatine, Astaxanthin & Glycine19:27 Hyperbaric Oxygen Therapy for Brain Health26:04 Epigenetic Clocks vs. Functional Biomarkers30:54 Microplastics: How Worried Should You Be?37:55 Matt's TRT Results After 6 Months43:00 TRT Side Effects: Hair Loss, Blood Work & HDL ChangesThis video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/DISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diagnosis, or treatment. We strongly advise that you consult with a licensed healthcare professional for all matters concerning your health, especially before undertaking any changes based on content provided by this channel. The hosts and guests on this channel are not liable for any direct, indirect, or other damages or adverse effects that may arise from the application of the information discussed. Medical knowledge is c

53 min
Dec 6, 2025
The Dangerous Truth About The Peptide Craze (I Tried It)

This podcast episode is part three of a travel series where Matt recounts his recent trips to longevity and healthspan conferences in Geneva, Chicago, and Mauritius. He shares his experiences with jet lag, workouts, and the contrasting cultures of these events, from the more "alternative medicine" feel of the Geneva summit to the more scientifically-grounded Mauritius conference. A major theme is his critique of the current state of the longevity field, where he advocates for evidence-based approaches and calls out what he sees as misinformation, specifically regarding the overhyping of peptides, stem cells, and the misuse of epigenetic "aging clocks."This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/DISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diagnosis, or treatment. We strongly advise that you consult with a licensed healthcare professional for all matters concerning your health, especially before undertaking any changes based on content provided by this channel. The hosts and guests on this channel are not liable for any direct, indirect, or other damages or adverse effects that may arise from the application of the information discussed. Medical knowledge is constantly evolving; therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter:   / mkaeb

1 hr 9 min
Nov 29, 2025
New Discovery: This Molecule Could Beat Rapamycin in Longevity

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/Dive into the future of longevity research with Dr. Ben Blue, CEO of Ora Biomedical. We explore how Ora's high-throughput "Wormbot" platform is conducting the world's largest unbiased search for longevity interventions, moving beyond the narrow focus on established pathways like mTOR.In this episode, we discuss:• The ambitious Million Molecule Challenge and why it could revolutionize the field.• Surprising discoveries already made, including molecules that outperform rapamycin.• Ora's strategic pivot to radiation resistance, with applications for astronauts, pilots, and human health.• How their data-driven approach is uncovering interventions for resilience against toxins and other stresses.• The journey from worm models to potential clinical trials and what's next for the company.Learn how Ora is scaling drug discovery to tackle aging and age-related diseases.https://orabiomedical.com/https://x.com/OraBiomedical  / ora-biomedical-inc  This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:<a href="https://www.youtube.com/redirect?event=video_description&redir_token=QUFFLUhqbGVXVFVl

6 min
Nov 27, 2025bonus
Matt's Thanksgiving Message

Happy thanksgiving from the Optispan Team!

2 hr 7 min
Nov 25, 2025
Longevity Problem: 70% Of All Deaths Are Caused By Aging - Dr. Andrew Steele

Longevity scientist Dr. Andrew Steele sits down with Dr. Matt Kaeberlein to make the provocative case that aging should be treated as humanity's greatest challenge, even bigger than climate change. In this deep conversation, they explore why two-thirds of all deaths are caused by aging, the cutting-edge science that's already extending healthy lifespan in animals, and what it would really mean to add decades of vitality to human life. From CRISPR gene therapies to senescent cell clearance, from the ethics of radical life extension to practical steps you can take today, this is an unflinching look at whether we can (and should) slow down aging itself.Timestamps00:00 – Why Aging Is the Biggest Problem We’re Not Solving01:33 – Is Aging Actually Fixable? What the Science Shows04:01 – Overpopulation Myths vs. Longevity Reality09:02 – Can We Slow Aging? What’s Working Now14:39 – Inside the Longevity Divide: Hope vs. Hype18:45 – Healthspan vs. Lifespan: What Really Matters29:12 – Chronic Disease and the True Cost of Aging36:21 – The Most Promising Longevity Therapies Today56:56 – Biological Age Tests: What You Can Actually Trust01:53:17 – The Future of Longevity: AI, Innovation, and What’s NextConnect with Dr. Andrew SteeleWebsite: https://andrewsteele.co.uk/YouTube:    / drandrewsteele  Instagram:   / andrewjsteele  Twitter: <a href="https://www.youtube.com/redirect?event=video_description&redir_token=QUFFLUhqbDdXTzZXZE5jZ0Y3N3RtQ1NVbDFOWUJ1aGpzUXxBQ3Jtc0trSG5jSGxnaGZlOU1

58 min
Nov 22, 2025
Scientist Reacts: Why Megadosing Creatine Is A Waste Of Time

Creatine is being called a "cognitive super-drug" that feels like "speed without the speed." Influencers are telling you to mega-dose 20 grams a day for brain power, bone health, and more. But what does the science actually say?In this episode, we go beyond the hype and fact-check the wildest creatine claims taking over the internet. I break down the real evidence on mega-dosing, and put the cognitive benefits to the testI react to clips from Paul Saladino, Jeff Cavalier, Rhonda Patrick, and Dave Asprey to separate proven fact from marketing fiction. Discover the simple, science-backed creatine protocol that actually works, and save your money (and your gut) in the process.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/00:01:23 - High-Level Reality Check on Creatine00:03:12 - Hosts' Personal Histories with Creatine00:05:17 - How to Evaluate Health Influencers therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispan_/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/

1 hr 33 min
Nov 18, 2025
We'll Pay $101 Million If You Prove You Can Reverse Aging

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/Join me for a fascinating conversation with Dr. Jamie Justice, Executive Director of the $101 Million XPRIZE Healthspan. In this podcast, we discuss the world of longevity science, from the ambitious goals of this global competition to the lessons learned from the stalled TAME trial.Dr. Justice explains how the XPRIZE is structured to find real-world solutions to extend human healthspan.Chapters:00:01:31 - Jamie's Role & The Mission of XPRIZE Healthspan00:02:29 - What is the XPRIZE Foundation?00:05:36 - The Genesis of the Healthspan Prize00:09:39 - Why Commercial Success Matters for the Prize00:10:51 - How to Win: The Competition Structure & Timeline00:18:50 - The 3 Key Healthspan Pillars: Cognitive, Physical, and Immune Function00:22:03 - Clinical Trial Design: Crossover Trials & "Responder" Analysis00:27:12 - The Types of Teams & Interventions (From Gene Therapy to Public Health)00:32:06 - Handling "Wild West" Clinics & The Importance of Data Transparency00:35:02 - How Many Teams Will Make it to the Finals?00:37:41 - Safety, Ethics, and Regulatory Hurdles00:43:42 - The FDA's Role and the Challenge of Approving "Aging" Interventions00:51:18 - The Story of the TAME Trial: Goals, Design, and Why It Stalled00:58:23 - The Real Reasons TAME Wasn't Funded (NIH Peer Review & More)01:07:09 - The Future of Large-Scale Aging Trials01:13:25 - The Good, The Bad, and Th

1 hr 13 min
Nov 11, 2025
Dr. Stanfield Mortgaged His House For $150k To Prove Longevity Drug Works

In this in-depth conversation, Dr. Brad Stanfield sits down with Dr Matt Kaeberlein to discuss his journey from a primary care physician in New Zealand to a leading voice in the evidence-based longevity space. We cover the launch and philosophy behind his YouTube channel, the challenges and exciting results of his self-funded rapamycin clinical trial, and his critical perspective on supplements, medical guidelines, and the future of aging research.Dr. Stanfield provides a unique clinician's viewpoint on hot topics like GLP-1 agonists (Ozempic), SGLT2 inhibitors, vitamin D testing, and the pitfalls of biological age clocks. We also dive into a spirited debate on the role of medical societies, the balance between risk and benefit in prescribing medications, and why he believes the field of longevity is still in its early stages of discovery.Key Topics therefore, the information provided should be verified against current medical standard

9 min
Nov 6, 2025
Don't Fall For This Scam: Matt's Deepfake PSA

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/DISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diagnosis, or treatment. We strongly advise that you consult with a licensed healthcare professional for all matters concerning your health, especially before undertaking any changes based on content provided by this channel. The hosts and guests on this channel are not liable for any direct, indirect, or other damages or adverse effects that may arise from the application of the information discussed. Medical knowledge is constantly evolving; therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter:   / mkaeberlein  Linkedin:   / optispan  Instagram: <a href="https://www.youtube.com/redirect?event=video_description&redir_token=QUFFLUhqbnZ5eWw2Mm9OTVhidWV3UmJpZ0hEbzZlOVQxQXxBQ3Jtc0tudEEzMzc1N2tYZXl5TEVfZEpkOEZCVVVqX2JqNkI5eF9jNWVvSGJtV0NQN0QzMFpMY2ZCZVp0MWwwb09UYVcyLTA5dXlSbDV3TUdGTUxYRT

42 min
Nov 4, 2025
You Might Have The Heart Attack Gene. Here Are The Signs

Joel Jamison is back for another deep dive, and this episode is packed with actionable insights, personal health revelations, and answers to your burning questions. We cover everything from the legitimacy of new health tech to Joel's ongoing journey with a shocking calcium score and what he's doing about it.If you have a family history of heart disease, use wearable tech, or are just focused on optimizing your health and longevity, this conversation is for you.TIMESTAMPS:00:00:00 - Introduction & The Random Test00:01:38 - The Quest Bar Founder Funding Cancer Research00:02:47 - New AirPods & Measuring Heart Rate/HRV Through Your Ear00:05:04 - HRV: Training to Win vs. Training for Longevity00:06:09 - Waking Up at 4:30 AM vs. 6:30 AM: Impact on Sleep & HRV00:09:45 - ADHD Medications, Supplements, and Their Effects on HRV00:10:56 - The Search for Large-Scale HRV Data00:11:56 - Is HRV Still "Cutting Edge"?00:13:38 - What's Better Than HRV? (The "Dream" Biomarker)00:14:59 - Can You Measure HRV Without a Smart Device?00:15:53 - Cannabis Use and Its Drastic Impact on HRV00:17:59 - Best Practices for Accurate HRV Measurement (Morpheus)00:18:52 - DEEP DIVE: Joel's Shocking Heart Health Journey00:29:07 - Listener Case: High LP(a) and Stubbornly Low HRV00:30:36 - Listener Case: Low Oura Ring HRV but Excellent Other Markers00:32:56 - The Problem with "Cardiovascular Age" Metrics00:34:11 - How Accurate Are Garmin & Oura Ring VO2 Max Estimates?00:37:51 - The Credibility Problem with "Biological Age" & Oral Peptides00:40:07 - Update: Joel's Latest CCTA & Calcium Score Results00:41:32 - Analyzing the Scans: Radiologist vs. Cleerly AIIf you have a family history of heart disease, this conversation is a must-watch. Listen to the full podcast now.If you enjoyed this don’t forget to subscribe and hit the bell so you don’t miss our next deep-dive conversation.

1 hr 47 min
Oct 28, 2025
The $40 Cure They Don't Want You to Know About

In this podcast, I sit down with Dr. Jon Berner to explore two of the most promising yet misunderstood therapeutic agents: Lithium and Rapamycin.We begin with a groundbreaking discussion on Lithium, moving far beyond its traditional use in psychiatry. We break down the recent landmark study in Nature that positions lithium as a potential powerhouse for combating Alzheimer's disease, delve into the different salts (orotate vs. carbonate), and discuss who might benefit, who should be cautious, and the practical realities of dosing and side effects.In the second half, we shifted to Rapamycin, focusing on an exciting new preprint study on its use for Chronic Fatigue Syndrome (ME/CFS). We explore the compelling "hyperinflammatory" hypothesis for ME/CFS and long COVID, question whether current off-label dosing is too low, and debate the classic mTORC1 vs. mTORC2 model. The conversation also covers radical new ideas like high-dose pulse therapy, its potential use in IVF, and the powerful synergy of combining rapamycin with ketamine for treatment-resistant conditions.Throughout, we tackle the larger themes of personalized medicine, the limitations of the FDA, and how new AI-driven tools are beginning to map the complex, N-dimensional biochemical space of human health.

1 hr 48 min
Oct 22, 2025
Longevity Lie: Doctor Reveals Why Anti-Aging Supplements Don’t Work

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/Join me for an in-depth conversation with Dr. Alex and Dr. Jan from the YEARS Healthspan Clinic in Berlin. They pull back the curtain on what a truly evidence-based, scientific approach to longevity medicine looks like, moving beyond the hype and "snake oil" to focus on rigorous diagnostics, personalized interventions, and the critical collection of high-quality data.In this episode, they delve into the comprehensive 6+ hour diagnostic workup I am about to undergo, discuss the hierarchy of interventions (from lifestyle as the foundation to the careful use of pharmaceuticals), and debate the role of supplements, peptides, and more experimental therapies. This is a masterclass in the practical application of healthspan medicine from leading clinicians in the field.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/Timestamps:00:00 – Trailer01:12 – Introduction02:19 – Inside the 6-Hour Health Assessment05:00 – Full-Body MRI & Advanced Testing11:57 – Biological Age Tests & Organ-Specific Clocks17:10 – "Scientific Healthspan" vs. Longevity Medicine25:50 – Reversing Type 2 Diabetes: A Real-World Case31:42 – Supplements: Separating Facts from Fads43:20 – Rapamycin, GLP-1s & Metformin: What's Proven?54:00 – Muscle Loss, Br

1 hr 26 min
Oct 21, 2025
Blood Cleaning: Cuts Age Biomarkers 2.6 Years in 90 Days!

Subscribe to our channel:    / @optispan  Get Our Newsletter (It's Free): https://www.optispan.life/Ever heard of a medical procedure that’s been called an “oil change for your blood”?In this episode, I sit down with Dr. Brad Younggren to explore Therapeutic Plasma Exchange (TPE), a cutting-edge intervention that just might help extend healthspan, reduce biological age, and even clear hidden toxins like microplastics.We discuss the fascinating science behind TPE, from the famous parabiosis experiments in rodents to human trial data from Circulate and the Buck Institute. Dr. Younggren walks us through what really happens during TPE, which biomarkers shift the most, and who might benefit the most.This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:https://onebillionmedia.com/Chapters:00:00:00 — “Oil change for blood”00:01:05 — How TPE works (centrifuge)00:05:10 — Foundational science/parabiosis00:12:07 — Trial design & sham control00:22:39 — Headline result: “-2.6 years”00:34:01 — Compartment theory explained00:46:31 — Moving TPE to clinics00:48:03 — Long-COVID anecdote00:54:34 — Microplastics discussion01:06:38 — Cost & access overviewDISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The

53 min
Oct 15, 2025
Doctor Reveals: The Dark Side of the Longevity Industry

Just back from the tour of the longevity world! In this episode, we discuss my recent travels to two major conferences: the high-end Longevity Investors Conference in Gstaad, Switzerland, and the academic GJAM Conference in Jena, Germany.We unpack the stark contrasts between these two worlds, from the venues and treatment of attendees to the fundamental divides in how people perceive and practice "longevity." I share my key takeaways on the growing chasm between real science and snake oil, the "apologist" perspective, and why I believe the term "Longevity Medicine" is already developing a bad reputation.We also cover:The ethical problem with using biological age clocks in clinical practice today.My experience going through the comprehensive health assessment at the Years Clinic in Berlin.Surprising VO2 Max results and a hilarious (and slightly alarming) story about getting a full-body MRI in Germany.The disconnect between academic geroscience and the biohacking community.My thoughts on the future of validated biomarkers.Timestamps:00:00:00 - Introduction & Travel Regrets00:02:11 - Rapid-Fire Health Check: Diet, Exercise, Sleep00:04:37 - Trip Overview: Longevity Investors Conference, Gstaad00:07:08 - The "Dark Side" of Longevity & Snake Oil00:09:08 - The Three Camps in Longevity00:13:39 - Upcoming Episodes: Jamie Justice & Brad Stanfield00:14:05 - The Problem with Biological Age Clocks00:17:55 - The Most Promising "Biological Age" Test (LINH2)00:19:26 - Key Takeaways from the Investors Conference00:20:53 - Longevity vs. Gym Bro Experimentation00:27:45 - Arrival at the Academic GJAM Conference, Jena00:31:07 - Stark Contrast: Academia vs. Investors00:33:15 - The Slow Pace of Academic Science00:34:03 - The Academic & Biohacker Disconnect00:36:23 - The "Longevity Celebrity" Phenomenon00:42:55 - Berlin & The Years Clinic00:44:54 - "Scientific Healthspan" vs. "Longevity Medicine"00:45:38 - The MRI Story in Berlin00:47:53 - VO2 Max & Health Data Results00:50:05 - Germany's Ban on Preventative DEXA Scans00:53:16 - Preview of Upcoming TravelDISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diagnosis, or treatment. We strongly advise that you consult with a licensed healthcare professional for all matters concerning your health, especially before undertaking any changes ba

1 hr 30 min
Oct 5, 2025
Why 400+ Alzheimer's Drugs Failed (Here's What Works)

Alzheimer’s is often talked about but rarely understood in full. For decades, most research has focused on amyloid plaques, but what if that’s only part of the story? In this deep-dive, Dr. Cory, from the Institute for Systems Biology explains a new way of looking at Alzheimer’s: It is not simply a plaque problem, but as a breakdown in the brain’s “debris management” system, especially how it handles cholesterol. This perspective connects the dots between genes like ApoE4, the role of microglia, and everyday factors like sleep and stress. It also helps explain why current drugs give mixed results, and what might actually work in the future. Dr. Cory also shares practical insights on prevention and what a new era of treatment could look like .This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here: www.onebillionmedia.comIf you want to understand where the future of Alzheimer’s prevention and treatment is headed, watch this podcast now!

1 hr
Sep 30, 2025
Female Biohacker: Why Women Need Different Longevity Protocols (Simple Steps)

Ever wondered how simple, consistent practices can transform your health? In this episode, Kayla Barnes shares her personal journey from growing up on a standard diet to discovering the science-backed habits that help manage toxin exposure, support heart and brain health, and reduce stress.She talks about:• How her environment affected her toxin levels and what helped bring them down• The surprising benefits of sauna and why long-term practices matter• The early health choices that set her up for performance and longevityAnd much more!Timestamps:00:00:00 – Kayla’s Journey From Performance Geek to Longevity Clinician00:05:23 – Decoding Biomarkers therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: <a href="https://www.youtube.com/redirect?event=video_description&redir_token=QUFFLUhqbkZ1OGRQZ01HUzRuUEtEeWNIWDFDRTZhOHpjUXxBQ3Jtc0tsTEtQdXBvdVFIY0hBUC00ZDU0UmpDc3dzRUZRa0JIeEhqek1XUVo2aFVKcllvWVQyYzFlOHRQcEtOT0pyOUp0V1Qya0p4bTEyMWhHUkM5UVIzT1lmdl85TENwT01ZOTlDQllSdE9fMGlOdklXcTNKdw&q=https%3A%2F%2Fx.com%2Fmkaebe

1 hr 23 min
Sep 23, 2025
AI Medicine: ChatGPT Reads Blood Tests Faster Than Your Doctor

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Most people take supplements without ever checking if their body actually needs them. Is that smart… or just expensive guesswork?In this podcast, Dr. Matt Kaeberlein sits down with Ryan Ware to unpack the truth about supplements, the rise of AI in medicine, and how people are consuming health information today. From internet “gurus” to tools like ChatGPT, they explore where people are searching for health answers, and whether those answers are truly helping or quietly harming.Along the way, they share critical reflections on the wellness industry’s blind spots, the limitations of blood tests, and what smarter, evidence-based health decisions really look like.Join the conversation to find out what really matters for your health, and what’s just hype!This video was produced by One Billion Media, an agency that specializes in YouTube virality for health brands and experts. Learn more about their work here:*www.onebillionmedia.com**Chapters*00:00 – ChatGPT vs. social media for health advice07:15 – Bloodwork, Dexa scans therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagr

9 min
Sep 16, 2025
Is Creatine Harming Your Kidneys? The Blood Test Myth Explained.

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Many people taking creatine get alarming results on standard kidney function tests, suggesting their kidneys are failing. This video explains why the popular supplement can create a false positive, debunks the myth of kidney damage, and reveals a more accurate blood marker you should know about.0:00 - The Creatine Dilemma1:00 - My Alarming Blood Test Results1:37 - Creatinine therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispan_/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 38 min
Sep 10, 2025
Elite Performance: How Pro Athletes Use HRV to Train Smarter (Not Harder)

In this episode, Dr. Matt Kaeberlein sits down with Joel Jamieson to explore the science of heart rate variability and how it connects to longevity, recovery, and performance. Joel shares his journey from training elite fighters to becoming a global authority on HRV training, emphasizing that healthspan is built on consistency, balance, and resilience rather than endless high-intensity workouts. The discussion dives into why VO2 max is one of the strongest predictors of longevity, how the parasympathetic nervous system and vagus nerve health regulate stress and recovery, and why zone 2 cardio, metabolic flexibility, and steady improvements in cardiovascular health matter more than chasing short-term results. This conversation reframes strength vs endurance, highlights key anti-aging biomarkers, and shows how recovery science can transform both athletes and everyday people seeking lasting health.

32 min
Sep 4, 2025
Magic Mushrooms: The Next Anti-Aging Drug?

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/A new scientific paper reports that psilocybin, the compound in magic mushrooms, can extend lifespan in mice. A longevity scientist breaks down the data, exploring the study's strengths and weaknesses and discussing the potential biological mechanisms that could connect psychedelics to the aging process.0:00 - Why I'm Talking About Psilocybin3:08 - The Science of Psilocybin therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispan_/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 24 min
Sep 2, 2025
A Scientific-Backed Discussion On Fighting Cognitive Decline

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Today Dr. Kevin White and Erik Nelson join us for a deep-dive conversation as they unveil a new, multi-faceted program designed to halt and even reverse cognitive decline. They break down the key diagnostics, lifestyle pillars, and advanced therapies that form the foundation of their science-backed blueprint for brain health.0:00 - The Mission: Why We're Tackling Dementia16:14 - The Diagnostic Blueprint: Blood, Brain Scans therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispan_/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

37 min
Aug 28, 2025Episode 126
Debunking 10 Longevity Myths You Still Believe | 126

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Longevity scientist Dr. Matt Kaeberlein systematically breaks down ten of the most persistent myths in the health and aging space. From the truth about biological age tests and resveratrol to the real role of genetics and supplements, this episode separates scientific fact from expensive fiction.0:00 - Intro: A New Series on Longevity Myths0:49 - Myth 1: Can You Actually "Measure" Biological Age?5:05 - Myth 2: Are Supplements a "Core" Longevity Strategy?6:29 - Myth 3 therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispan_/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

2 hr
Aug 26, 2025Episode 125
Inside the Offshore Clinics Developing Gene Therapy to Fight Aging | 125

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Meet the founders (Ivan Morgunov, Anna Vakhrusheva) of Unlimited Bio, a biotech company developing gene therapies in special economic zones, operating outside of traditional FDA regulation. This episode explores their model, the science behind their therapies targeting the extracellular matrix, and the future of accessible anti-aging treatments.0:00 - The Mission: Fighting Overregulation in Longevity9:31 - The Science: Why the Extracellular Matrix is Key30:16 - The Offshore Model: How It Works therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!<

40 min
Aug 19, 2025Episode 124
Testosterone, Rapamycin & Diet Myths: A Scientist's AMA | 124

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/In this Ask Me Anything episode, longevity scientist Dr. Matt Kaeberlein tackles viewer questions on controversial topics like testosterone therapy and the longevity drug rapamycin. He also offers his science-based perspective on diet strategies, supplements, and body composition, separating fact from fiction for those looking to optimize their health.0:00 - Intro: The ITP Water Bottle2:52 - My Testosterone Protocol (Dose, Injections therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://x.com/Optispan_IncTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispan_/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 6 min
Aug 14, 2025Episode 123
A Geroscience Roundtable: de Grey, Kennedy & Kaeberlein on the Path to Longevity Escape Velocity | 123

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Join longevity pioneers Dr. Aubrey de Grey, Dr. Brian Kennedy, and Dr. Matt Kaeberlein for a rare, unfiltered discussion on the future of aging. They debate the timeline for longevity escape velocity, the promise of new damage-repair therapies, and offer their candid thoughts on today's experimental treatments.0:00 - Intro1:50 - Longevity Escape Velocity: Are We Close?7:20 - The Big Debate: Damage Repair vs. Slowing Growth15:36 - Aubrey's Groundbreaking Combination Study in Mice21:17 - The Stacking Problem: Why Don't Combinations Always Work?33:42 - The Clinical Frontier: What's Real vs. "Sketchy"?47:03 - Gene Therapy therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 4 min
Aug 5, 2025Episode 122
Longevity Conference Attendees Hospitalized After Using Peptides? | 122

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Following a breaking news story about hospitalizations at a longevity conference, scientist Dr. Matt Kaeberlein shares his firsthand experience from the event. He reveals the dangerous mix of legitimate science, unregulated therapies, and outright pseudoscience, offering critical advice on how to separate hope from hype.0:00 - A Tale of Three Conferences5:35 - The Longevity 'Religious Revival'10:09 - The Peptide Incident: What Happened?21:36 - Red Flags: How to Spot a Charlatan24:35 - Gene Therapy, TPE therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes hel

55 min
Jul 31, 2025Episode 120
I'm Taking TESTOSTERONE: My Story, Mistakes & Insights From a Longevity Perspective | 120

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Longevity scientist Dr. Matt Kaeberlein shares his personal and candid journey with testosterone therapy, from initial symptoms and hesitation to the mistakes he made starting out. This conversation breaks down the real-world benefits, side effects, and essential lab work, offering a science-based guide for men considering TRT.0:00 - Why I'm Sharing My Story2:05 - The First Signs therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 12 min
Jul 22, 2025Episode 119
A Physicist's Radical Theory of Why We Age

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Physicist Jan Gruber presents a radical theory of aging, describing it as a gradual loss of resilience against random, stochastic events. This new model challenges how we think about biological clocks and could revolutionize the way we measure health and develop future longevity therapies.0:00 - The Physics of Aging: A New Model5:34 - How Damage, Genetics therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 30 min
Jul 15, 2025Episode 118
Doctors Reveal Their Blueprint for Lifelong Health (4 Pillars & Key Blood Tests) | 118

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Dr. Matt sits down with Dr. Nicki Byrne and Dr. Kevin White to break down the four essential pillars for a long and healthy life: eat, move, sleep, and connect. They also reveal the specific blood tests that go beyond a standard checkup to help you build a personalized health strategy.0:00 - From ER to Longevity: Why We Switched8:01 - The Eat Pillar: Protein, Fiber therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

43 min
Jun 24, 2025Episode 117
Rapamycin Improves Autophagy? | Analyzing Longevity News | 117

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Longevity expert Dr. Matt Kaeberlein breaks down three new scientific studies on the popular anti-aging drug rapamycin and the supplement taurine. Discover which research shows real promise for conditions like chronic fatigue and which studies are being overhyped in the longevity community.0:00 - Intro: 3 Hot Longevity Papers0:29 - Rapamycin for Alzheimer's: A Flawed Study?17:53 - A Breakthrough for Chronic Fatigue? (New Rapamycin Study)23:29 - The Promising Results: How Rapamycin Helped34:44 - Taurine: Does It Really Affect Aging?39:20 - The Big Miss: What the Taurine Study Didn't Do41:13 - Final Take: What This Science Actually Means for YouProduction: Tara Mei, Nicholas Arapis, https://videocastproductions.comDISCLAIMER: The information provided on the Optispan podcast is intended solely for general educational purposes and is not meant to be, nor should it be construed as, personalized medical advice. No doctor-patient relationship is established by your use of this channel. The information and materials presented are for informational purposes only and are not a substitute for professional medical advice, diagnosis, or treatment. We strongly advise that you consult with a licensed healthcare professional for all matters concerning your health, especially before undertaking any changes based on content provided by this channel. The hosts and guests on this channel are not liable for any direct, indirect, or other damages or adverse effects that may arise from the application of the information discussed. Medical knowledge is constantly evolving; therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

53 min
Jun 19, 2025Episode 116
Ask a Longevity Scientist: Testosterone, "Miracle" Supplements & Falling for the Hype | 116

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Dr. Matt Kaeberlein tackles your burning questions on testosterone therapy, trending supplements like astaxanthin and C15, hyperbaric oxygen, and more. Get science-backed insights and learn what truly matters for starting your health and longevity journey.0:00 - Intro: Ask Matt Anything!0:42 - Testosterone Therapy: My Personal Journey3:12 - Hormone Health: What to Measure therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 8 min
Jun 10, 2025Episode 115
Scientist Fact-Checks Controversial Medical Takes: Dr. Mike React

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Dr. Matt Kaeberlein reacts to controversial takes on supplements, MRIs, protein, and rapamycin from Dr. Eric Topol. This video breaks down the evidence behind popular health trends, helping you separate science from hype.0:00 - Setting the Stage: Expert Reaction1:03 - Experts Selling Supplements: Credibility Lost?2:30 - MRIs therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 23 min
Jun 5, 2025Episode 114
Gut Microbiome Expert: The HIDDEN Side Of Health You're MISSING | Dr. Sean Gibbons | 114

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Dr. Sean Gibbons, a leading microbiome expert, sits down with me to decode the complex world of your gut bacteria. Learn about good vs. bad bacteria, the impact of antibiotics and aging, and how diet and probiotics can influence your journey to better health.0:00 - Intro: What IS Your Microbiome?7:55 - Good vs. Bad Bacteria? The Real Story14:06 - Antibiotics therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

29 min
May 2, 2025Episode 113
LiveLong Conference: Takeaways on Longevity Science & Hype | 113

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Matt Kaeberlein therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about w

40 min
Apr 29, 2025Episode 112
This Simple Test Can Reveal Your Risk Of Heart Disease | 112

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Matt Kaeberlein reviews his personal Cleerly CCTA scan results with Prime Health Associates founder Dr. Kevin White, analyzing soft vs. calcified heart plaque, assessing cardiovascular risk, and discussing the value of early detection for longevity.0:00 Intro: What is a Cleerly CCTA Scan?1:31 Why Scan? The Value of Early Heart Disease Detection3:49 The Scan Experience (Prep, Contrast, Process)5:20 Radiation therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

1 hr 13 min
Apr 24, 2025Episode 111
The Hidden Health Toll Of Grief (and the 4 Tasks that Actually Work). | Emma Payne | 111

Subscribe to our channel: https://www.youtube.com/@optispanGet Our Newsletter (It's Free): https://www.optispan.life/Help Texts CEO Emma Payne discusses the profound impact of grief on health (physical/mental), effective coping strategies (Warden's Tasks), and how text-based support can help navigate loss and foster post-traumatic growth.0:00 Intro: Grief's Impact on Health therefore, the information provided should be verified against current medical standards and practices.More places to find us:Twitter: https://twitter.com/optispanpodcastTwitter: https://twitter.com/optispanTwitter: https://twitter.com/mkaeberleinLinkedin: https://www.linkedin.com/company/optispanInstagram: https://www.instagram.com/optispanpodcast/TikTok: https://www.tiktok.com/@optispanhttps://www.optispan.life/Hi, I'm Matt Kaeberlein. I spent the first few decades of my career doing scientific research into the biology of aging, trying to understand the finer details of how humans age in order to facilitate translational interventions that promote healthspan and improve quality of life. Now I want to take some of that knowledge out of the lab and into the hands of people who can really use it.On this podcast I talk about all things aging and healthspan, from supplements and nutrition to the latest discoveries in longevity research. My goal is to lift the veil on the geroscience and longevity world and help you apply what we know to your own personal health trajectory. I care about quality science and will always be honest about what I don't know. I hope you'll find these episodes helpful!

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