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

A mix of strength, easy cardio and consistency is all it takes to build a strong aerobic base ...

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

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 ...

VO2 max is a powerful indicator of longevity. Here's an approachable method for improving your own.

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 ...

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 ...

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 ...

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?

You might be doing it already.