When it comes to understanding your fitness and overall health, VO2 max is often heralded as the most important metric. So if you notice a decline in your VO2 max, it’s only natural to be ...

This easy test can help you get a gauge on your VO2 max—without a watch.

Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

Running to the best of your ability can feel like a numbers game. To hit new PBs, you’re probably under the impression that you should keep tabs on all kinds of ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Until recently, VO2 max testing has been inaccessible to most everyday athletes. Unless you had an in ...

It’s hardly surprising for elite athletes to have higher VO2 max scores, but this takes it to an entirely new level.

On TikTok, VO2 max is going viral as the key to improving your endurance during a workout. In short, you can think of this metric as the maximum amount of oxygen your body uses during exercise – V ...

After running for over a decade, I wanted to see how healthy my heart is. I got an active metabolic assessment at Life Time, measuring my VO2 max and heart rate. I also learned which running speeds ...

Improving endurance is a common goal among beginner and competitive runners alike. Seeing progress on a regular basis can make the workout form that much more enjoyable and motivating. As a runner ...

At 77 years old, Jeannie Rice is still setting age group world records and altering what we thought we knew about aging and running. She currently owns the world record for every distance between the ...