The Science of Strength: A Comprehensive Guide to Muscle Mass and Longevity

The Well-Built Life · Jul 6, 2026 · 12m · transcript

In this deep-dive episode, Peter Attia provides a comprehensive masterclass on the critical roles of muscle mass and strength in human health. Moving beyond basic fitness advice, this episode synthesizes complex exercise science to explain why muscle acts as a vital organ for metabolic health, disease prevention, and longevity. Attia explores the biological mechanisms behind muscle hypertrophy, the importance of progressive overload, and practical strategies for maintaining physical function across the lifespan. Whether you are a beginner or an experienced athlete, this episode offers…