Endurance

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.

Jeremy Powers Heads Uphill

The former road cyclist from Easthampton, Massachusetts is quickly taking over the European-imported sports craze, cyclocross. Here's what keeps him going up, down, over, around...

The Joy of Cycling: Now Available for Everyone

In 2007, Boston was ranked the worst biking city in the U.S. by Bicycling magazine—for the third time. There were plenty of reasons: lack of lanes, poor road conditions, boorish drivers.

A Water-Based Wicked Wednesday Workout

In this #WickedWednesdayWorkout, find a pool and you've got yourself a 15-minute resistance session that will raise your heart rate and fry your core.

Advice from Our Fittest Real Athletes

Serious careers? Check. Committed to their families? Check. Able to beat the pros at their own game? You know it. Five hard-charging desk jocks who manage to do it all share the secrets of their...