Michael Roberts

Levi Leipheimer's Life After Doping

On a spectacular day for a bike ride in Sonoma County, Levi Leipheimer is sitting on the side of the road adjusting his cleat position.

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.

Live by Bike

Never mind the health and environmental benefits. It’s good for the soul.

Looking to Up Your Air Time? Jump On the Trampoline

Professional freeskiers train on trampolines, you should, too. These simple jumping exercises will help you add something more flashy than "The Cricket" on the kickers in the terrain park.

The Pain Games

An obstacle-racing obsessed filmmaker aims to find out why suffering has become America's favorite new sports pastime.

What Would Survivorman Do?

Les Stroud, the most trusted name in survival, has seen it all—and lived to tell about it. Next time you’re up a creek, you should probably do what he says.

The New Station Wagon: Cargo Bikes

Long popular in Europe, kid-hauling bikes with an electric assist are catching on stateside and opening up new roads for family adventure.

Fast Times at Singletrack High

A new breed of jocks are taking over at Marin County’s Sir Francis Drake High School—endurance geeks who think spandex is cool, love getting dirty, and want to make mountain biking America’s favorite...

Too Fast to Fail

Larry Ellison’s bid to convert America’s Cup sailing into a high-risk action sport was labeled a disaster before the first race. But it still might work.

Editor's Choice: San Anselmo, California

Nearly 50 percent of 520-square-mile Marin County is protected open space, from redwood groves to beaches to preserves like Point Reyes National Seashore and Muir Woods.

Bear Grylls Returns

On July 8, NBC will premiere his first-ever network series, Get Out Alive with Bear Grylls, a weekly reality game show that plays out (roughly) in the Survivor model: Ten two-person teams try to...

Double Agents: Marc Laveson

A serious enurance runner who also manages the supply chain for FitBit, a company that develops devices and mobile apps.