Sprinting can deliver the benefits of an hour-long workout in just a few minutes. Unlike steady-state running, Sprinting is ...

Lack of time is often the main reason people don't exercise regularly. But a type of interval workout recently popularized by ...

Let's start with a bold statement: There are runners who only want to live life in the fast lane. And then there is the other kind of runner, who prefers to maintain a slower, steadier pace—even if it ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." In a small study, sprint interval exercise helped to “clean-up and rebuild” cells better than ...

High-intensity interval training, or HIIT, is a great way to get in a fast, effective workout. This quick routine is helpful ...

The American sprint star opens up about his year-long training cycle that includes strength sessions and drills he hates—but ...