Turning Climbers Into Real Athletes

Climbers typically have little understanding of basic training principles. And changing that will unleash a whole new breed of alpine expert.

How to Beat the Blerch

When The Oatmeal comic-strip author Matthew Inman first started running, he invented an invisible fat cherub called the Blerch. Years later, after he’d logged hundreds of miles and shed his extra...

The Most Punishing Man in Fitness

On a sprawling farm in Vermont, Spartan Race founder Joe De Sena runs a business and a fitness crusade. He'll train anyone who shows up, with one major caveat: You must submit to his every cruel and...

How Josiah Middaugh Dominates Multisport Races

Multisport athlete Josiah Middaugh kayaked, ran, mountain biked and road biked all the way to a combined-event time that led him to the pinnacle of Mountain Games titles—Ultimate Mountain Challenge...

Did George Hincapie Save Cycling?

In his new memoir, George Hincapie delves into his past, examining his relationship with Lance Armstrong and his own choice to take performance-enhancing drugs. In an extended interview, he explains...

Hincapie: Why I Testified Against Lance Armstrong

In an exclusive excerpt from his forthcoming book, The Loyal Lieutenant, George Hincapie must choose between testifying before USADA about Lance Armstrong or retiring from the sport.

From Drug Addict to Ironman

Shane Niemeyer started exercising in prison after hitting rock-bottom. We talked to him about his path to become a regular Ironman competitor who's now gunning for a spot at the World Championships...

Polar Plunges Are For the Weak

Ever wanted to swim for a mile in just-above-freezing temperature water? Didn't think so. But a handful of swimmers are taking the challenge.

Endurance Training at 40+

“The heart is a muscle. If you train it, it becomes bigger and stronger, so the pump can be more efficient.”

How to Race (and Live) Like a Spartan

“Am I intense? Yes, I’ll be the first to admit it.” So writes Joe De Sena about a third of the way into his new book, Spartan Up!, out May 13 from Houghton Mifflin Harcourt.

Guts, Glory, and Chocolate Milk

Apolo Ohno rose to athletic fame in short track speed skating. Over the course of three winter Olympics, he won eight medals in events that topped out at just over two-minutes long. So when the Built...

Lifting Heavy for Endurance Gains

Contrary to popular practice, pumping iron during resistance workouts helps runners pump their legs during races. A study in the Journal of Strength and Conditioning Research found that maximal and...