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

If it feels like your VO2 max won’t improve no matter how hard you push, it's time to look at the bigger picture. VO2 max, ...

But Zone 0 won’t get you there. To build VO2 max, you need to raise your heart rate with purposeful effort, whether through ...

More oxygen means more energy produced aerobically, which is why higher VO2 max lets you hold a faster pace longer before you ...

VO2 max is a measure of the maximum amount of oxygen the body can handle during intense exercise. A doctor explains how it's ...

Your VO2 max — a good indicator of cardiopulmonary fitness — isn’t static. It can be improved with consistent exercise or ...

"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 ...

Men’s Fitness aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Most men don’t realize their conditioning is holding them back.

VO2 max is widely regarded as a gold standard of aerobic fitness. It shows up on watches, in training apps and across social media as a benchmark for comparison. But the number that you’re seeing ...

VO2 max is a buzzy measure of heart health and fitness. I tried a class that promised to boost my VO2 max through cardio and breathwork. I don't typically do cardio, and I realized taking classes ...

I like to challenge myself physically, whether it’s working out, cycling or cross-country skiing. I’ve heard about VO2 max testing. What could I gain from it?

Until recently, VO2 max testing has been inaccessible to most everyday athletes. Unless you had an in with an exercise physiology lab, you had to rely on back-of-the-envelope calculations or wearable ...