Experts share the best types of interval training to help you improve both as a long-distance runner and an all-around athlete.

Good news: starting your running journey doesn't have to require diving in head-first and sprinting for 30 minutes straight. If you’ve never been much of a runner (or you’re starting to get back into ...

Interval training’s stock has soared in recent years. Is it any wonder, when it promises to deliver impressive health and fitness perks in a shorter time frame than other workouts? Sessions can be fun ...

Consider speed a goal that never goes out of style. Whether you have a (likely virtual) race on the calendar, or you’re just bored with your run routine and need a new challenge, intervals should have ...

As runners, we’re always looking for ways to get faster and chase that elusive PR—and incorporating interval training into our regular routines definitely helps. But new research shows that interval ...