Last updated: March 2, 2026

VO2 Max and Aerobic Fitness

Formula

VO2 max represents the maximum amount of oxygen your body can utilize during intense exercise, measured in milliliters per kilogram per minute. It is the gold standard for measuring cardiovascular fitness.

Higher VO2 max values indicate better aerobic fitness. Values decline with age but can be significantly improved through regular aerobic training.

Common use cases:

  • Assessing cardiovascular fitness level
  • Tracking aerobic training progress
  • Comparing fitness across age groups

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