VO2 max is a marker of fitness, historically used by athletes. Now, many wearable fitness users have access to estimates of ...

Increasing this can boost your brain, decrease anxiety, improve cardiovascular health and more.

VO2 max is the maximum amount of oxygen your body can take in, transport, and actually use during intense exercise. This is why it is an important marker of health.

Add Yahoo as a preferred source to see more of our stories on Google. VO2 max testing requires a mask to measure oxygen intake and carbon dioxide output to determine your cardiovascular 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, ...

There are many ways to measure fitness, from exercise tests to monitoring heart rate and blood pressure. But there’s one metric that stands apart: VO2 max, which provides insight into your aerobic ...

If you're a fitness fiend or working to improve your health, you're probably always looking for ways to run faster and farther, train harder and push your limits. You might even already track a number ...

What exactly is VO2 Max? Simply put, VO2 Max is the maximum volume of oxygen your body can use during intense exercise. Think of it as your body’s engine efficiency – the more oxygen your body can ...

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. Whoop, the screenless ...

See how your cardiovascular fitness stacks up against your running peers ...