Question 1

What is the single best predictor of longevity from exercise?

Accepted Answer

VO₂ max. People in the top 25% of cardio fitness for their age have a fraction of the mortality risk of the bottom 25%.

Question 2

Should older adults still lift weights?

Accepted Answer

Yes — resistance training is the single most effective way to preserve muscle mass, bone density, and independence with age.

Question 3

Is grip strength really linked to longevity?

Accepted Answer

Grip is a strong proxy for whole-body strength and predicts mortality independent of other factors. Train it directly.

Farmer's Carry

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