If it feels like your VO2 max won’t improve no matter how hard you push, it's time to look at the bigger picture. VO2 max, ...

Streaming platforms for Insanity Cardio Recovery Max Recovery haven’t been announced yet. Check back soon for updates on where you can watch it online.

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

Cardio and strength training don’t have to compete—when combined strategically, they can boost endurance, power, and overall health. Experts say blending aerobic and anaerobic workouts helps you ...

Photo illustration: Graham Bower/Cult of Mac Apple’s VO 2 max metric measures the performance of your heart and lungs when you push yourself to the limit. Up until now, though, it’s only been useful ...

Many data-driven runners have a grasp on common heart rate metrics, like resting heart rate, maximum heart rate and heart rate zones. But there’s another, often undervalued data point worth keeping ...

Most men get this wrong. They either avoid cardio completely or overdo it and start losing size along with fat. The reality is simple. Fat loss comes from a calorie deficit, but how you create that ...

One of the useful and somewhat buried health features on Apple Watch is VO2 max. The measurement can be estimated by Apple Watch when recording specific workouts but it isn’t enabled by default and ...