The Effort Equation
The first four weeks
The first four weeks
Unlocking real staying power
The big picture
Everything you need to run a personal best, including a 12-week training plan, a race-day nutrition plan, and advice from U.S. record holder Ryan Hall
Training with a monitor can be daunting to master, but it’s the best way to make the most of your workouts.
Welcome to the frozen, on fire, wet, barb-wired world of Tough Mudder—where adventure racing starts to look a lot more like hazing
An easy, dramatic performance boost based on an old science is catching on. It's about time.
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 States. Crossing the finish line is nothing short of a lifetime achievement. Here's our plan to get you there, even if the closest you've come to snow is the frost in
Want to make this year memorable? Start training now and destroy your office mates in a 10K.
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?
Big-city marathons, triathlons, and adventure races have never been more popular. Here's why it's time for you to line up for the starting gun, too.
By the end of the day, I often feel too tired to exercise. Is it better to skip my workout or trim it down? The Editors Santa Fe, NM
Serving as his own lab rat, an amateur bike racer spent a year taking supplemental testosteronerumored to be a peloton favoriteto find out if it could transform an average Joe. His conclusion? No doubt about it.
They don't have sponsors, and they're not getting paid to train. But these day-job-holding athletes compete like elites. Follow their lead and you can, too.
An exclusive look inside the cutting-edge Army lab that's pinching, prodding, dunking, bruising, and building the soldiers of tomorrowand revolutionizing adventure fitness along the way.