Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

On TikTok, VO2 max is going viral as the key to improving your endurance during a workout, but what exactly does it measure? In short, you can think of this metric as the maximum amount of oxygen your ...

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 ...

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.

Know what the average is, then use these tips to help you stay fit as you get older.

It’s hardly surprising for elite athletes to have higher VO2 max scores, but this takes it to an entirely new level.

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 ...

By most measures, Norwegian triathlete Kristian Blummenfelt is the standard of peak performance in athletics. He won the gold ...

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 ...

CU Anschutz sports cardiologist William Cornwell, MD, says there are meaningful benefits for every person knowing how much oxygen they absorb during exercise University of Colorado School of Medicine ...