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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 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 ...

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 ...

From age benchmarks to effective training sessions, here’s what to know ...

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

What is VO2 max: It measures how much oxygen your body can use during intense exercise, directly influencing endurance, performance, and overall health. Why it matters: Higher VO2 max is linked to ...

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 ...

More oxygen means more energy produced aerobically, which is why higher VO2 max lets you hold a faster pace longer before you ...

When you think about how fit you are, you might think about how far you can run or how many push-ups you can do. Or maybe you think about health metrics like your resting heart rate or heart rate ...

VO2 max is among the most elusive terms in fitness. You may have heard of it, as it’s often heralded as the number that defines your cardiovascular fitness. Yet for many, the concept is confusing and ...