You may already know your VO2 max is a strong predictor of how fast you are on the bike. But if you’re fuzzy on the details, including what the term actually means, why it matters, and how you can ...

Running at the best of your ability is somewhat of a numbers game. To hit new PBs, you’ll want to keep tabs on all kinds of stats, like distance covered, pace per mile (or interval), max heart rate, ...

For general fitness and health, men should aim for age-adjusted VO2 max scores that put them above average. This will ensure you are maximizing reductions in all-cause mortality from having a higher ...

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 ...

When runners talk physiology, two terms dominate the conversation: VO2 max and lactate threshold. The two metrics are related but not the same, and they shape performance in different ways. Naturally, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Running at the best of your ability is somewhat of a numbers game. To hit new PRs, you’ll want to keep ...

Whatever your running goals, you should execute most of your miles at an easy effort. But when it comes to workouts designed to challenge your VO₂ max, if they don’t feel pretty dang punishing, well, ...