Feb 24, 2026VO2max and Cardiorespiratory Fitness: Why It Predicts Longevity and How to Improve ItVO2max is one of the strongest independent predictors of all-cause mortality. This review covers what VO2max measures, how it declines with age, and the training protocols with the best evidence for improving it.
Feb 24, 2026Zone 2 Training and Mitochondrial Health: Evidence for Endurance, Metabolic, and Longevity BenefitsZone 2 training — sustained low-intensity aerobic work — is the primary stimulus for mitochondrial biogenesis and fat oxidation capacity. This review covers how to define and perform zone 2, the evidence for its health and longevity benefits, and how it fits into a complete training program.