Train your body to run faster for longer with these key workouts.

One of the things that holds us back from running faster is lactic acid—the culprit behind that burning sensation you feel in your legs during high-intensity efforts.

Less than three weeks out from her next challenge, the Berlin marathon, Davis shared on Instagram yesterday that she’s ...

Is it better to run longer or faster? Sports medicine doctors reveal the pros and cons of each running style for stamina, strength, weight loss, and more.

“Faster: That’s your interval training—the shorter stuff that's going to increase your economy. Stronger: Those are your threshold runs. And then longer: That's your long run.” ...

Is it better to run faster or longer? Sports medicine doctors share the pros and cons of each running style for endurance, weight loss and more.

HUDSON -- Running is a sport where people can choose their challenge. Run slow, run fast, run short, run long in any combination. Some people jog at a slow pace ...