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

But Zone 0 won’t get you there. To build VO2 max, you need to raise your heart rate with purposeful effort, whether through ...

Your VO2 max — a good indicator of cardiopulmonary fitness — isn’t static. It can be improved with consistent exercise or ...

A mix of strength, easy cardio and consistency is all it takes to build a strong aerobic base ...

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?

VO2 max is a powerful indicator of longevity. Here's an approachable method for improving your own.

"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 ...

The much-anticipated Whoop 5.0 and Whoop MG launched last year. And while both bands still occupy their own unusual corner of ...

An 'excellent' VO2 max without extreme training? See the simple weekly routine and long-term habits that quietly build cardio ...

New research presented at the American Physiological Society’s annual meeting suggests a link between gut microbiome diversity and higher fitness levels in men, but not women. The findings, based on ...