Thinking about toeing the line for a 5K? You've come to the right place. Runner's World's new How to Master the 5K program gives you all the tools to crush the popular 3.1-mile distance, providing ...

The Dallas Marathon weekend opened Saturday with kids’ races and a 5K that drew runners of all ages, including families and ...

You may assume that professional marathoners glue their eyes to their wearables mid-race, to ensure that they stay precisely ...

It’s dark, 2:30 a.m., and Disney’s hotel-room version of Alexa wakes me up with an unfamiliar sound. Although I had used blackout curtains to try to fall asleep at 7 p.m., I was awake until 11. Now, I ...