In an era of “code-red” climate catastrophe, the survival of our sport depends on its ability to adapt. Here’s what running and races may need to look like in the near future as global temperatures climb.

Running every single day — through illness, injury, and dangerous weather — is not only opposed to nearly any training philosophy, but also kind of crazy. We asked runners on their 4th, 5th and 6th decades why and how they do it.

How a headstrong teenager took the Minnesota State High School League to court in the 1970s, setting a precedent for high school girls to compete in sports.

A sports scientist explains why our bodies seem to be working against us at times.

Post-injury, follow this step-by-step plan with guidelines to evaluate what pain is okay to run through and what is not.

Child phenom Bria Wetch was expected to burn out. She tells how, after some road bumps, she's still getting better 20 years later.

We spoke with the former University of Michigan All-American and recent XC Town USA Meet of Champions victor about the highs and lows of his running career, and how he’s built resilience.

4 Life lessons all of us should be reminded of emerge when seventh-graders tackle a new running challenge.

How to distinguish between fatigue and boredom, and ideas for restoring your mojo.

106 members of Black Girls RUN! give their experiences and perspectives.

Since 1989, Students Run LA has quietly coached 70,000 high-risk young runners to a finish the LA Marathon and reach academic success.

The newest sub-13:00 5K runner talks about how and why the Portland race happened, his teammates, his training, and how he handles critics.

Kipchirchir, who leads the U.S. team into the IAAF World Cross Country Championships this week, has arrived at the top of American distance running nine years after showing up as a college freshman.

About a year ago, ​29-year-old Stephan Shay lost his full-time job. But then he found an 18.5-foot vintage rig named Lolita.

The formula behind women’s mid-distance dominance in the U.S.

13 months ago, Mira Rai didn’t know trail running was a sport. Now she’s one of its rising stars.

Annie Bersagel is fast and smart, and if she has her way, she’ll crush it in Rio

Don’t ditch it entirely when the weather gets nice. That human conveyor belt still deserves a spot in your training regimen.

Lornah Kiplagat new line of women’s sports apparel forgoes skimpy tops and see-through tights in favor of flowing fabrics that offer style and coverage.

That’s the big question as the women’s athletic apparel maker prepares to open its first brick-and-mortar nest this summer in Seattle.

The long-distance phenom obliterated the competition at her last race. And it may be because she's not just faster, but happier, too.