Heute • 56 Min.

No genetic test or blood panel predicts your mortality risk more accurately than your body’s maximal oxygen uptake during intense exercise: your VO2max. In a cohort of over 120,000 people, the least fit individuals had roughly five times the mortality risk of the fittest. Mario and Max explain why physical fitness can outweigh excess body weight, how reliable modern wearable estimates are, and why, beyond a certain fitness level, hard intervals become key to increasing your heart’s stroke volume.