Add Yahoo as a preferred source to see more of our stories on Google. The first rule of scientific fight club is that you have to agree on what you're fighting about. A newly published debate on the ...

You head out the door for an easy run. Same route, same pace, same plan as always. But something feels off. Your legs feel ...

Michael Joyner, the Mayo Clinic physiologist and human performance expert who first floated the prospect of a sub-two-hour marathon back in the early 1990s, once distilled his voluminous training ...

Right now in the fitness community, the hottest topic is Zone 2 training. Everywhere you look, both coaches and runners are extolling the benefits of running at a Zone 2 effort, while advising runners ...

Whether you’re a runner for fun or a novice in the fitness arena, running a 10K could be daunting. For the uninitiated, a 10K is 10 kilometers or 6.2 miles. And that’s how long the AJC Peachtree Road ...

The first rule of scientific fight club is that you have to agree on what you're fighting about. A newly published debate on the merits of polarized training in endurance athletes, in Medicine & ...