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Runner's World

Strengthening this joint could cure your injuries

No one knows races better than the people who run them—you. So we asked which races you love? Read on to find out.

Escape the treadmill and hit the road—safely.

Lost your resolve to run? Here's how to get motivated. Again.

Learn about the muscles that stabilize your core and, in turn, your running.

When you're injured, you may be down. But you don't have to be out. Here's how to stay fit—and sane—until you can run again

Perched high above Kauai's Na Pali Coast, this trail run in Koke'e State Park offers views like no other.

Linking two gorgeous waterfalls, the singletrack River Trail between Upper and Lower Tahquamenon Falls in Michigan's Upper Peninsula offers runners a picturesque—yet challenging—respite in any season.

A veteran racer tries to beat his fastest time—and his younger self

Before she was an astronaut, Metcalf-Lindenburger taught high school science. Her first mission launches March 18, 2010.

After a near-fatal accident, Brian Boyle began an amazing journey of endurance.

Cross-training makes you a stronger, healthier runner—as long as you do it right.

Any trail runner can increase endurance by simply spending more time out there, but how do you improve your finesse?

The book "Born To Run" follows the shoeless plight of the Tarahumara Indians—but also of Barefoot Ted McDonaldand has sparked a somewhat controversial trend in running.

Ultrarunner Erik Skaggs, who's won the Quad Dipsea, the TransRockies Run, and, most recently, the Where's Waldo 100-K, is back on the trail after a terrifying postrace affliction.