Learn more about this metric and the best training sessions to add to your schedule to boost your cardio fitness.

If you're an athlete, you've probably heard the recent buzz around VO2 max. Whether you run sprints on the daily or frequent your local circuit training studio, VO2 max is an important stat to ...

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 ...

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 ...

Whoop has introduced VO2 max estimation, giving users access to one of the most important markers for assessing cardiovascular fitness and aerobic endurance. The feature is now available to Whoop 4.0 ...

This key metric reflects how much oxygen your body uses during a workout. But it isn’t just for athletes—your VO2 max is a critical indicator for your future health and longevity. Understanding your ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. New perk: Easily find new routes ...

The Apple Watch’s Cardio Fitness measurement is a more user-friendly term for VO2 max, a universally recognized and established fitness metric that measures how much oxygen your body can transport to ...

While some measures of physical fitness such as athletic ability and one's strength or stamina may be difficult to ascertain right away, others are more obvious. One's resting heart rate, for instance ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A new study, involving nearly 800 older adults, points out the factors most associated with higher VO2 ...

All products featured on GQ are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. VO2 max is among the ...

While the majority of us with a fitness tracker are acutely aware of such biomarkers as VO2 max and resting heart rate, we're likely not sitting at 90 for the former, and 30 for the latter – not to ...