Zone 2 Cardio, VO2 Max, and Sleep Architecture: The 3 Longevity Metrics That Actually Move the Needle

Stop Buying $300 Supplements Before Fixing Your Aerobic Base

The wellness industry loves selling exotic peptides and cold-plunge tubs. Yet when you look at all-cause mortality data across decades of exercise physiology research, cardiorespiratory fitness—measured by VO2 max—and consistent slow-wave sleep tower over every supplement on earth.

The Weekly Protocol That Works

Three 45-minute sessions of true conversational Zone 2 training paired with one high-intensity interval session per week builds mitochondrial density without frying your central nervous system. Explore our daily science-backed health breakdowns built on Dev Dominion.