Hardcore endurance athletes have tracked the metric for decades, but it is increasingly touted as a measure of fitness and health for the average person.

VO2 max? Mile time? Experts break down the most common health metrics and reveal which ones actually best reflect on your ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

Six-pack abs don't always show a picture of health. But getting a read on the maximum oxygen your body takes in while exercising can be key for long-sustaining health. The technology to test oxygen ...

New testing in maternal hyperoxia — giving extra oxygen to pregnant people — shows that prenatal interventions might yield ...

Cardiac performance in patients with HF can be determined with measurement of the time for peak oxygen uptake to decrease by more than 12.5%.