
Episode #391: VO2 Max vs. Cardiorespiratory Fitness, GLP-1 Costs, and the 10,000-Step Myth | Direct Line March 2026 (Free)
In this free preview of the March 2026 Direct Line AMA. Drs. Feigenbaum and Baraki cover: VO2 max versus cardiorespiratory fitness for longevity (are Peter Attia’s targets evidence-based? — with Goodh...
24 Maalis 30min

Episode #390: Why Your Waist Matters More Than Your Weight — The Science of Visceral Fat
You can have a completely normal BMI and be on your way to cardiovascular disease, type 2 diabetes, and metabolic syndrome without triggering a single alert on a standard health screening. The fat tha...
17 Maalis 44min

Episode #389: Your Liver Enzymes Are Elevated — But It Might Not Be Your Liver
A fit, healthy 39-year-old was nearly sent for a liver biopsy. The cause? Was it that he went to the gym before every blood draw or because his supplement was throwing his labs off?. Dr. Jordan Feigen...
9 Maalis 1h 1min

Episode #387: The Valsalva Maneuver- Blood Pressure & Safety in Lifting
Most doctors, trainers, and "safety-first" influencers warn that holding your breath while lifting is a dangerous habit that could lead to a stroke or heart failure. By looking back at the 300-year hi...
20 Helmi 1h 12min

Episode #386: Longevity Myths- Biological Clocks, GLP-1 Muscle Loss, and What Actually Predicts Lifespan
The longevity industry is now worth over $100 billion per year. From DNA methylation clocks to multi-cancer blood tests and GLP-1 medications, the promises are bold.But what actually predicts lifespan...
13 Helmi 2h

How-To Fix Your Stalled Progress (Strength Edition)
Lifting more weight doesn't always mean you've gotten stronger. In this foundational session, Dr. Jordan Feigenbaum and Dr. Austin Baraki introduce the Fitness-Fatigue Model to explain why "stalled" p...
6 Helmi 23min

Episode #385- Why Grip Strength Predicts Death (And Why You Shouldn't Train It)
Can a simple one-second squeeze predict your risk of cardiovascular disease, cognitive decline, and all-cause mortality? Dr. Jordan Feigenbaum and Dr. Austin Baraki explore why grip strength has becom...
30 Tammi 53min






















