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cardiorespiratory fitness

VO2 Max After 45: What Cardiorespiratory Fitness Can Tell You About Healthy Aging

October 17, 2026March 5, 2026 by Ken Gardner

Older adult completing a supervised VO2 max treadmill test

Understand VO2 max, the differences between lab tests and wearable estimates, and how fitness readings fit alongside daily function and individual health needs.

Categories Exercise & Movement Tags cardiorespiratory fitness, exercise after 45, healthy aging, longevity habits, VO2 max, zone 2 cardio

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