This article is purely theoretical. Some readers will think that the theory is obvious on its face, and others will think that it's wrong. The joy of talking about training theory at the intersection ...

VO2 max, the measure of how much oxygen the body consumes during exercise, has become a ubiquitous tool for professional athletes, but health experts increasingly say it's a measurement worthy of ...

If you think of ways to measure your overall health, certain benchmarks likely come to mind. The bloodwork you get done at your annual physical, maybe. Your body mass index. Perhaps how much you can ...

While VO2 max estimates were once exclusively reserved for lab settings and high-end sports watches, Oura has developed a way to give users insight into their cardiorespiratory fitness. Dubbed 'Cardio ...

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. Plenty of fitness ...

If it seems like everyone in your run club is talking about VO2 max these days, we wouldn’t be surprised. This metric—which is essentially a measure of your cardio fitness—is a zeitgeisty topic, ...

Your Vo2 max is a measure of the maximum amount of oxygen your body can use during exercise. The best way to increase your Vo2 max is to exercise near your maximum heart rate. Vo2 max is a measure of ...

To improve endurance performance, a specific measurement plays a crucial role: VO2max! With hard work and an effective training program consisting of five workouts, you can continuously improve it.