I have, at my disposal, at least nine different devices that can estimate my cardio fitness. They all put it in terms of a number scientists call VO2max. But the only way to find your actual VO2max is ...

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.

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

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 ...

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 ...

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 ...

So you just got your VO2 max number by charting it on your watch, estimating your number at home, or even heading to a lab for a more formal test … but now what? You have that shiny number in hand, ...

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. Plenty of fitness ...

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 ...

Earlier this year, scientists in Norway published a case report about a cyclist named Oskar Svendsen who, as an 18-year-old, recorded the highest ever value in a VO2 max test, won the world junior ...