Welcome to Crew and A, our irregular feature in which we perform French curls with reader questions. This week, Gail Wade of Fairfax asks about an oxygen testing program promoted by her gym, Life Time ...

Cardiologists have spent decades tracking cholesterol panels, blood pressure readings, and family history to estimate how long a patient might live. Increasingly, many of them say a single number ...

Question: I like to challenge myself physically, whether it’s working out, cycling or cross-country skiing. I’ve heard about VO2 max testing. What could I gain from it? Answer: A VO2 max test measures ...

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

RxFit, a leading provider of in-home and mobile personal trainers, today announced the launch of its new mobile VO2 Max Testing In Austin, Texas. In partnership with PNOĒ, the gold standard in ...

It’s 100 degrees in my Las Vegas garage gym as I crank through another round of squats and all-out air-bike intervals, trying to block out the creeping pain in my legs, lungs, and —well, hell — ...

When sorting through the features of the latest generation of fitness devices, runners might pause and ask, "Do I need that?" I wondered just that myself this fall, when I noticed that a number of ...

Improving VO2 max may get tougher with age, but it’s possible. Here’s how to boost it after 50.

If you’re a fitness fiend or working to improve your health, you’re probably always looking for ways to run faster and farther, train harder and push your limits. You might even already track a number ...

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 ...

After running for over a decade, I wanted to see how healthy my heart is. I got an active metabolic assessment at Life Time, measuring my VO2 max and heart rate. I also learned which running speeds ...