Meet Steve Magness, the Mad Scientist of Running

At just 30 years old, Steve Magness is en route to becoming a living legend. The University of Houston cross-country coach is earning that status through innovation; in a sport rife with coaches who...

What Are the Best Virtual Races?

For motivation and love of sport, there's nothing better than toeing the line with other athletes. But what if there aren't any upcoming events near you?

This Man Will Make Nordic Skiing Cool

Simi Hamilton is bring nordic skiing back. He won a solo World Cup race in Switzerland last year–the first for an American in 30 years. And this winter, at the World Championships in Falun, Sweden,...

Why American Endurance Athletes Have No Fun

ÖTILLÖ is an ultra event run annually in the Swedish archipelago. I wrote about it for Outside—about how crazy, drunk Swedes thought this thing up, in which teams of two swim between and run over 26...

My Body: Ironman Timothy O'Donnell

Though O'Donnell has been competing in full Ironman triathlons for only three years, he's already one of the best in the country. The endurance pro talks training, nutrition, and lifestyle changes...

The Ironman Returns

Australian Craig Alexander retired from Ironman triathlons last year as the sport’s dominant figure. Now, less than 12 months later, he’s preparing for his comeback.

How to Crush American Ninja Warrior

Kacy Catanzaro, the first woman to dominate American Ninja Warrior’s Dallas course and score a spot in the show’s final round, managed a feat most men never accomplish. The 24-year old gymnast shares...

The Coaching Project

There’s a reason why more and more amateur athletes are turning to professional trainers to retool their workouts: it’s the best way to improve performance.