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

Real Madrid returned to training this week after two days off following their win against Rayo Vallecano - but on Wednesday their session looked quite different. Squad members were taking part in high ...

VO2 max is often referred to as a key marker of fitness. It’s the measure of the maximal amount of oxygen your cells can take ...

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push yourself. Short for “maximal oxygen uptake,” it’s been the gold standard for ...