Longevity — Episodes

6 curated episodes

94 min · Apr 2026 · #297

Does Most Chronic Disease Come Down to "Energy Flow?" | Greg Mushen and Josh Clemente

Greg Mushen — Technologist & systems thinker; writes Dark Lab; focuses on metabolic health, exercise physiology, and "flux" models

Why "metabolic flux" (clearance capacity) beats static markers—plus the movement threshold, walking/VO₂ max debate, and practical steps to reverse insulin resistance.

71 min · Apr 2026 · #296

The Truth About Protein: Why Exercise is Key to Muscle & Longevity

Dr. Stuart Phillips — McMaster University; Professor of Kinesiology & Director, Physical Activity Centre of Excellence

Protein alone doesn't build muscle — exercise does. Why the RDA is too low, how anabolic resistance accelerates with age, and what optimal intake actually looks like.

Read the companion article →

110 min · Sep 2025 · #282

Longevity biomarkers for healthy aging

Dr. Matt Kaeberlein, PhD — Optispan; CEO & longevity researcher; former Professor, University of Washington

Which biomarkers predict healthy aging vs. just longevity. How mental and physical health connect at the cellular level, and where the science on lifespan interventions stands.

Read the companion article →

70 min · Jun 2025 · #275

Micronutrient blood test results explained

Dr. Joel Fuhrman, MD — Longevity Rx / Nutritional Research Foundation; Physician & nutrition researcher; author of Eat to Live

Micronutrient deficiencies drive disease long before symptoms appear. Which deficiencies are most common, why supplements often fail, and what testing actually reveals.

64 min · Jul 2023 · #220

Astronaut Scott Kelly on CGMs, the NASA twins study, and metabolic health in space

Scott Kelly — Retired NASA astronaut; held US record for continuous days in space (340 days)

A CGM showed a retired astronaut his "healthy" cereal was one of his worst meals. What 30 days of real-time glucose data teaches — and how space physiology mirrors metabolic aging.

49 min · Feb 2023 · #201

Exploring the intersection of healthcare and artificial intelligence

Peter Diamandis, MD — XPRIZE Foundation & Singularity University; Founder & Executive Chairman

AI won't just find information — it will personalize health interventions in real time. Why the next decade of medical breakthroughs will exceed the last hundred years combined.

Read the companion article →