Like stalactites and stalagmites, most of us have heard of ‘aerobic’ and ‘anaerobic’, but might struggle to remember which is which. Here, we’ll help you to clarify the terms and understand how ...

Any exercise you do requires two things: muscle contraction and energy. You train your muscles with exercise, of course, but did you know you also train the mechanisms that provide the energy? All ...

Throughout my life, I had identified as a long-distance runner, competing in high-school cross-country and working up to half marathons. But looking back, I now realize my running background contains ...

There is a category of fatigue that no amount of sleep corrects. It arrives mid-afternoon, settles behind the eyes, blunts ...

In the first of two parts, Swimming World explores the concept of energy systems and how coaches can use them to maximize athlete development and performance. In the world of athletic training—nay any ...