"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." FOR ABOUT A a year, an exercise physiologist I know kept offering to do a VO2 max test on me. For more ...

On TikTok, VO2 max is going viral as the key to improving your endurance during a workout. In short, you can think of this metric as the maximum amount of oxygen your body uses during exercise – V ...

VO2 max testing requires a mask to measure oxygen intake and carbon dioxide output to determine your cardiovascular fitness. When you think about how fit you are, you might think about how far you can ...

In Episode 4 of the Road to Rotterdam series, I dive into my VO₂ max test results and what they mean for my marathon training. Find out how this data shapes my plan and how you can use VO₂ insights to ...

If you wear a running watch, you might have noticed a function that estimates your VO2 max score. If your running is in a good place, you might have seen this number rise over the past few months or ...

After running for over a decade, I wanted to see how healthy my heart is. I got an active metabolic assessment at Life Time, measuring my VO2 max and heart rate. I also learned which running speeds ...

Dr. Peter Attia says longevity is about living longer and improving your quality of life — and intense exercise is part of the way to achieve it. Here's how to test your own fitness level.

Smartwatches from tech companies like Apple and Garmin make it easy to see a number that could reflect how old you are more accurately than your age: the VO2max, the maximum amount of oxygen that your ...

Cambridge researchers have developed a method for measuring overall fitness accurately on wearable devices – and more robustly than current consumer smartwatches and fitness monitors – without the ...