High-intensity interval training is important, but coming back to your breath can be crucial to helping you train.

When runners talk physiology, two terms tend to dominate the conversation: VO2 max and lactate threshold. Although the two metrics are related, they are not the same – and they shape performance in ...

If you gather a group of runners together, you’ll often hear the same kinds of chatter. Sure, race PRs and training niggles will probably predominate, but there’s another topic that’s been ...

"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 ...

This key metric reflects how much oxygen your body uses during a workout. But it isn’t just for athletes—your VO2 max is a critical indicator for your future health and longevity. Understanding your ...

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 ...

For general fitness and health, men should aim for age-adjusted VO2 max scores that put them above average. This will ensure you are maximizing reductions in all-cause mortality from having a higher ...