The French trail runner set a blistering early pace—and broke his own overall and clockwise course records by 20 minutes.

The Hardrock 100 is a challenging 101.8-mile mountain race that includes 33,441 feet of climb and 33,441 feet of descent.

I haven’t run consistently in months. In March, I followed the four-week Runner’s World maintenance plan and Race-Ready ...

Fueling for your race isn’t just important for a marathon. As annoying as it may be to get food or liquids down after running ...

At the race command center on the sidewalk outside the school—with a few tents and trailers, a cluster of folding tables, plastic coolers, and a row of blue porta-potties—the mood is downright gleeful ...

Your IT band feels super tight and achy, and the discomfort intensifies as you run. So you take what seems like the logical next step to reduce your pain: You foam roll the heck out of it. “Everybody ...