The company is growing fast, adding roughly a million users a month, and it has lofty goals to expand far beyond its old identity as a platform for logging rides and runs. Can it succeed?
We sat through the 20-minute molding process, then took them out on dirt to see how they performed
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.
From plantar fasciitis to blisters, these are the top causes of foot pain for runners
The 44-year-old Ironman competitor wakes up early—and we mean early—and only takes one rest day a month
An inspiration for many, Grunewald showed that it was okay to struggle
The history of the oldest women’s-only race is the story of progress, but also of missed opportunities
Whether you're on burly mountain ridges or buffed singletrack, these kicks have you covered
A new study of transcontinental racers pegs the digestive tract as the limiting factor in extreme feats of sustained endurance
In 'Running to the Edge,' a new book by New York Times sports editor Matthew Futterman, we learn the fascinating backstory of Bob Larsen, the man who coached Meb to glory