Numerous factors play a role in athletic performance. But at the top of that list is VO2 max, a marker of cardiorespiratory fitness level. More specifically, VO2 max is a measure of the total amount ...

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 ...

If you gather a group of runners together, you’ll often hear the same kinds of chatter. Sure, race PRs and training niggles will probably predominate, but there’s another topic that’s been ...

VO2 max, the measure of how much oxygen the body consumes during exercise, has become a ubiquitous tool for professional athletes, but health experts increasingly say it's a measurement worthy of ...

A 2025 study, involving nearly 800 older adults, points out the factors most associated with higher VO2 max. Researchers and experts explain how to increase VO2 max, especially as you age. Numerous ...

Every day as I peruse through the mountain of metrics presented to me on my Garmin watch, I pause to take a look at a particular number: my VO2 max score. And I’m sure I’m not the only runner that ...

RUNNING TO THE best of your ability is something of a numbers game. To hit new PRs, you’ll want to keep tabs on all kinds of stats, like distance covered, pace per mile (or interval), max heart rate, ...

I’m not surprised that Garmin did well, but I am surprised by some of the watches at the bottom of the list. Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal ...

Running to the best of your ability can feel like a numbers game. To hit new PBs, you’re probably under the impression that you should keep tabs on all kinds of ...

A new study, involving nearly 800 older adults, points out the factors most associated with higher VO2 max. Researchers and experts explain how to increase VO2 max, especially as you age. Numerous ...