Longevity Science: What the Evidence Actually Says

VO2 Max: The Single Best Predictor of How Long You'll Live

Understand what VO2 max is, why it predicts mortality better than almost any other measurable factor, and how it can be improved at any age.

Zone 2 Cardio: Why Slow Is the Secret

Understand what Zone 2 training is, why it has outsized effects on metabolic health and longevity, and how to implement it correctly.

Strength Training After 40: Why It Matters More Than You Think

Understand what sarcopenia is, why muscle mass becomes a critical health variable after 40, and what the evidence says about how to build and preserve it.

Protein: The Case for Eating More Than You Probably Are

Understand why current protein recommendations are almost certainly too low for most adults, what protein does for muscle and longevity, and how to practically increase intake.