Knowledge Hub · 6 articles
VO2 max, strength, heart rate and training zones: the physical measures most tied to a longer healthspan.
About this topic
Cardiorespiratory fitness and muscle strength are among the measures most closely tied to how long and how well people live. Both can be measured precisely and both respond to training at any age.
These articles explain VO2 max, zone 2 training, grip strength, resting heart rate and body composition after 40, and the difference between a lab measurement and a smartwatch estimate.
Why Your VO2 Max Is the Strongest Predictor of How Long You'll Live
A landmark Cleveland Clinic study of 122,007 patients found that cardiorespiratory fitness outperforms every other commonly measured variable — including smoking, diabetes, and hypertension — as a predictor of mortality. Here is why your VO2 max may be the most important number you have never tested.
Fitness & Performance7 min read
Zone 2 Training: The Exercise Protocol Longevity Doctors Recommend
Zone 2 training is the exercise intensity that longevity experts call the foundation of metabolic health. It builds mitochondria, burns fat, and improves the engine that powers your entire body.
Fitness & Performance6 min read
Grip Strength Predicts Your Lifespan: What the Research Shows
A simple handgrip test predicts your risk of death more accurately than blood pressure measurement. Here is why grip strength is the most underrated biomarker in medicine.
Fitness & Performance7 min read
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