Take it easy: Long runs don’t have to be grindfests. If your goal is improving your basic aerobic ability, running at a ...

Don’t miss this opportunity to run the TCS New York City Marathon, available exclusively to Runner’s World+ members.

John Korir regularly heads to a step aerobics class. Here’s why and how you can can the same benefits at home.

Runners participating in the North Pole Marathon are wasting no second of their training even if they are on a ship. Ahead of the annual marathon on July 13 (Sunday), the competitors have been ...

We might not prioritise it, but the research shows that downhill running has some surprising performance benefits ...