This weekend, the world’s best mountain runner sets his sights on Pikes Peak
Yes, raw speed helps. But it isn’t everything.
We tested three new kicks that incorporate the controversial feature
A pair of presentations explore the biomechanics of the controversial shoe, and whether it wards off marathon-induced muscle damage
She's the first person to finish the Leadville Race Series and the Grand Slam of Ultrarunning in a single season
Following months of uncertainty, the most exciting marathon on U.S. soil has been upgraded to “Gold Label” status. Here’s what that means.
A new study finds that your “critical speed” threshold drops in the last third of a marathon, which may explain why the distance produces so many blow-ups
How I rediscovered the joy of trails and muddy shoes following a skin-cancer scare
Your head is pounding, your muscles are cramping, and your heart is racing. Then you get dizzy and the vomiting starts. Heatstroke kills thousands of people every year. This is what it feels like—and how to know when you’re in danger.
The history of the oldest women’s-only race is the story of progress, but also of missed opportunities
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