Researchers question how relative VO2 max is calculated and share why your watch’s number may not tell the full story about ...

First, it helps to understand the difference between the two common ways physiologists report VO2 max. Relative VO2 max takes ...

Maybe your smartwatch has been telling you your VO2 max for a while now, but you’re not sure how accurate it is. Or maybe you’ve recently been targeted by social media ads for fancy running labs ...

It is no secret that cyclists are obsessed with numbers. Everything from power output and heart rate, to hydration, blood glucose levels, and sleep tracking. There are a million different devices that ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Whoop, the screenless ...

VO2 max is the maximum volume of oxygen you can absorb per minute per kilogram of body weight at your peak, and almost every Garmin watch can calculate this figure automatically. We have a dedicated ...

Maximal oxygen uptake, or VO2 max, is perhaps the single best predictor of long-term health and longevity. It’s also the key trait that distinguishes elite endurance athletes. We know all this from ...

A.V. Hill was a 4:45 miler and already had a Nobel Prize for work in muscle physiology when he and Lupton began studying VO2 max. The experiments involved subjects running around Hill’s back garden in ...

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. If ...