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Still running barefoot, munching glucosamine, and grinding out junk miles? Time to heed to the latest science.

Check out Amanda MacMillan's author page.

Learn the difference between flexibility and mobility, and focus on the latter.

Some people make the grade in Boston—literally; others don’t. And the difference might all come down to the downhill.

A lucrative long-term sponsorship deal between USA Track & Field and Nike has drawn both ire and enthusiasm from the running community. Is it a corporate takeover—or just what the sport needs?

Sciatica, an intense pain down the leg or lower back, is a symptom; here's how to find and treat the cause

The Texas teenagers are growing up fast and still running strong

Runners often think they have license to eat anything—and everything. And they're wrong.

Once a contender, now a commentator, the marathon gold-medalist heads back to America's most iconic race. We caught up to hear his thoughts on last year—and predictions for this year's event.