VO2Max

Longevity

Being Out of Shape Predicts Death Better Than Smoking or Diabetes. The Bar You Need to Clear Is Lower Than You Think.

Edition #012 — Cardiorespiratory fitness, the VO2max your watch tries to estimate, is one of the strongest survival predictors we have. Nearly 900,000 people confirm it, and most of the benefit comes from leaving the bottom, not reaching the top.