VO2 max is a measure of the maximum amount of oxygen the body can handle during intense exercise. A doctor explains how it's ...

For HRV, you'll need a smartphone app or wearable device that can detect the subtle variations between heartbeats. Take ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Until recently, VO2 max testing has been inaccessible to most everyday athletes. Unless you had an in ...

EXPERT ADVICE: What exactly is VO2 max testing? Who needs it? And what are the benefits? Xpress catches up with Sean Simonds, clinic director for Movement for Life Physical Therapy, to find out. Photo ...

Scientists have found that cardiorespiratory fitness, specifically, your VO2 max, which measures how efficiently your body ...

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 ...

I'm what I call an "on-paper" athlete. I've been running for a decade, I regularly take weightlifting classes, and I finished a marathon. In my mind, I should be ripped, shredded — all the paper ...

Researchers question how relative VO2 max is calculated and share why your watch’s number may not tell the full story about ...

Many people run for the endorphins and sense of achievement rather than the statistics. However, for several runners, dialling into fitness metrics is a big part of the process, as it helps to guide ...

When Oskar Svendsen’s friends dragged him to a science lab on his stag do last spring, they were amused to find the perfect set dressing for their escapade: his name was literally on the wall. The ...

Linda Kelly is 80 years old. She's as fit as someone decades younger and has an elite-level VO₂ max. Her easy daily habits ...

Setting a new personal max is a great way to chart your progress toward your fitness goals—so what’s the easiest way to do that? One useful step is to improve VO2 max, which is a measure of how much ...