Endurance

Jane Maus has been training in Grand Teton National Park all of August to set an unsupported women’s FKT. She had no idea how fast…

Himbert endured serious pain and sleep deprivation to score an FKT on the famous California trail.

Anne Flower broke a 31-year-old record held by Ann Trason, while David Roche set a record for the second year in a row at the…

Marie Leautey’s new book ‘Lootie’s World Run’ provides insight into her 17,500-mile journey across four continents.

This September, Kilian Jornet will begin a human-powered journey across the country to connect every peak higher than 14,000 feet.

Hunter Leininger has been dreaming of setting an FKT by running across Colorado for 17 years — this summer, he made it happen. But it…

Baker faced a series of debilitating setbacks that crushed her biggest hopes and threatened her life. So she made a deal with God — and…

Event organizers hope to achieve two Guinness World Records this October, when 60 marathon runners race through the tunnels of a Swedish zinc mine.

During the 2025 Hardrock 100 ultramarathon, a female runner from Michigan died of unknown causes.

Running all 135 miles of the hellishly hot Badwater ultramarathon in under 48 hours, Bob Becker became the oldest finisher of the brutal event.

Veteran endurance athlete François D’Haene beat the previous fastest known time on this challenging route by nearly 4 hours.

A new race in New York City launches this weekend. It will blend traditional road racing with unsanctioned, underground running in a festival-style setting.

It’s tough to stand out in the job market today — so, one student attempted a 115-mile ultra race just to get noticed.

The iconic baggy running shorts are back as the Shortney collection adds more gear for long miles and serious speed.

The public has been invited to apply for the chance to pace one of the ultra world’s most noteworthy athletes.

After 144 hours of continuous running, hundreds of laps on an asphalt course, thunderstorms, and sweltering heat, Megan Eckert smashed the women’s world record by…