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The IAAF World Indoor Championships takes place in Portland next month. But will people actually show up to watch an indoor marathon?

You’ve probably never heard of the Ecuadorian, but he’s behind the force behind the speed records on some of the world’s highest peaks

Champ Amby Burfoot and streak runner Ben Beach give the DL on the world’s most storied marathon

Everything you need to know about ultrarunning's ultimate gateway drug

Achilles tendinopathy is treatable — with the proper approach.

These Indigenous runners employ a simple but effective approach to running long distances.

The first members of the U.S. track and field team have punched their tickets to Rio

We can all get obsessive about our daily workouts. When does obsession turn to addiction?

Until a few years ago, the accepted wisdom for those looking to improve performance was just to run more, train smarter, or lose weight. Now, you might have to rethink how you run.