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Tune in to the highly anticipated race on April 15

Kipchirchir, who leads the U.S. team into the IAAF World Cross Country Championships this week, has arrived at the top of American distance running nine years after showing up as a college freshman.

Running your first race over 50K? Here's an expert-crafted ultramarathon training plan to get you to the finish line.

When my wife tried to kill me, when I went to jail for battery, and when I finally tried to take my own life, there was one thing that kept me from unraveling

Johnny Gregorek talks about being in a world record race, taking down his father's mile mark, and his positive views on the new Olympic standards.

If Belay Tilahun was good enough to win the country’s most prestigious half marathon, why wasn’t he listed in the elite field? 

Adding the stress of a depleted morning run after an afternoon interval workout can boost aerobic capacity.

A free weekly 5K? What’s not to love.

In an excerpted chapter from his new memoir, '26 Marathons,' the road racing legend recalls the first time he ran America’s most famous race