Understanding your VO2 max can give you powerful insights into your cardiovascular fitness. And you don’t need a lab to find ...

Generally speaking, though, this VO2 max chart notes where optimal scores should fall depending on your age: The Factors That Impact VO2 Max Your cardio fitness level isn't the only thing that ...

Wondering what’s a typical rate of decline for VO₂ max? The charts below contain research-based averages of VO₂ max by age ...

VO₂ max refers to the maximum amount of oxygen your body can absorb and use during exercise. It measures your aerobic fitness levels. If you’re looking to improve your aerobic fitness ...

For those unfamiliar, VO2 max might sound like the latest performance-enhancing supplement, but it’s actually the term used to describe your body’s maximum oxygen uptake during aerobic exercise.

The Apple Watch’s Cardio Fitness measurement is a more user-friendly name for VO2 max, a universal and established fitness metric based on how much oxygen your body can transfer to your blood.