Endurance

The Pre-Workout Cooling Routine

Learn how to control your body temperature and boost performance with a pre-workout routine American Cyclist Peter Stetina swears by.

Yes You Can: Ski the Birkebeiner

With temperatures below zero, more than 4,500 feet of climbing, and 9,400 competitors, Wisconsin’s American Birkebeiner is the largest and one of the toughest cross-country ski races in the United...

The Birkie Dozen

Cross-country skiers share the 12 secrets of a successful Birkebeiner race

Birkebeiner Training Plan

Coach Bill Pierce's 16-week plan to prepare you for America's biggest cross-country ski race

How do pros travel with triathlon gear?

All professional athletes travel, but most don't have to haul three sports worth of gear around with them when they do. Here's how pro triathlete Mirinda Carfrae makes it work.

There's Something in the Water

Last August, two athletes died during the swim leg of the New York City Triathlon. Since then, articles on event safety have piled up—and two more athletes have lost their lives. Is it time for USA...

10K Training Plan

Our 12-week program will prepare you to run a personal best

Yes You Can: Run a 10K

Start training now and destroy your office mates in a New Year’s Day 10K.

Your Personal Peloton

Cycle,surf, ski, climb—13 apps that put you a click away from the beta you need, including Strava.

Obstacle Force

When 34-year-old Hobie Call lost the Death Race this past August, he also lost his chance to win $100,000 for sweeping the Spartan Races. So why does he keep competing?

Critical Mass

Americans are lining up for marathons, triathlons, and adventure races in record numbers. Here are 15 of the nation's premier races and the best reason to enter each one.

Triathlons

Americans are lining up for marathons, triathlons, and adventure races in record numbers. Here are five of the nation's premier triathlons and the best reason to enter each one.