Athletes who seek optimal performance by taking part in competitions learn valuable information from tests that measure your ...

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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 ...

Fitness is full of numbers meant to help you become faster and stronger. There’s your mile run time, your resting heart rate and measures of strength and flexibility. But perhaps the gold standard is ...

Your VO2 max is an important metric for your running strength and overall health. But focusing too much on it can derail your ...

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 an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push yourself. Short for “maximal oxygen uptake,” it’s been the gold standard for ...

Running faster with less effort probably sounds like the dream. When quicker paces become manageable, suddenly even your loftiest PR goals feel within reach. For many runners, a lot of what determines ...

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