There's nothing quite like breaking up the workday with a run, but logistics can make it tough to pull off. Here's how to execute flawlessly.
A new device called Halo Sport promises to improve performance by stimulating your mind. We zapped our brains in the name of science to see if it could really make us faster.
If you’re willing to work hard, conquer your fears, and maybe don some superhero spandex, anything is possible
A new generation of natural protein powders build muscle and aid recovery the clean way
Gear to get you back on the horse
Shareable fitness data has been instrumental to the success of Adrian Ballinger and Corey Richards’s push up Everest. Will it change how the mountain is climbed?
Attempting the Hardrock 100 in winter—with avalanche danger, buried trails, no aid stations—is almost unthinkable
A team of four women will attempt to climb up and ski down one of North America’s toughest peaks this spring
Can an unknown long distance runner beat the 35-year-old record for the fastest cross-country traverse?
The ultrarunner has a long history with the land surrounding Grand Canyon National Park. Now he's pushing to grant it official protections.
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