Repeating a speed workout on a regular basis reinforces consistency, which is a pillar of long-term progress. The more often ...

Javlon and Anish, both 13 years old, have been chronicling their running journey on Instagram—and amassing millions of views.

Elaine Stypula, a 60-year-old runner from Farmington Hills, Michigan, was pronounced dead at 10:27 a.m. MT by the San Juan ...

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

The 20-year-old Netherlands runner appeared from almost nowhere in the final 100 meters of the men’s Bowerman Mile on ...

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

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

The Garmin Forerunner 55, ideal for new runners and now available for $50 off its original price, offers essential GPS ...

Chebet averaged just under 4:30 mile pace to break the world record by two seconds.

The BYU-bound 18-year-old just finished up the best high school track season ever, but she won’t be skipping any steps in her ...

“Hot weather raises your core body temperature, so exercise feels more difficult in warm weather, especially outdoors, ...

The GOAT of middle distance running notched two all-time performances at Breaking4 and the Prefontaine Classic.