The Scientology "speed running" trend isn't slowing down. Since the first incidents in Los Angeles in late March, large groups of people — some in costumes — have tried to race through buildings ...

Achieving a faster pace can be a thrill for runners, and it also happens to be great for your overall health. "We get stronger, faster, fitter, and leaner when we introduce a new stress, like speed ...

Perhaps the most often misunderstood concept of training is the role of aerobic endurance versus speed in racing success. It’s easy to think that not being able to race faster at shorter distances, or ...

Here at Runner’s World, we love nothing more than trying the latest and greatest shoes, tech, and apparel. That’s why we do so much research and gear testing each year. We only recommend products that ...

Marathoners generally don’t lose any sleep over how fast they can sprint, nor do they spend time developing their top-end speed. But Veronique Billat, a French exercise physiologist and author of The ...

LOS ANGELES — The Scientology “speed running” trend isn’t slowing down. Since the first incidents in Los Angeles in late March, large groups of people — some in costumes — have tried to race through ...