The study gives great insight into the popularity of the race distance.
The defending champions are back, but the star-studded field will give them a challenge.
Meb Keflezighi turns 40 today and we'd like to wish him a very happy birthday.
Here is a list of the top 25 all-time fastest marathon times run by U.S. runners. (This list includes times run in the Boston Marathon,
The event will leverage the social aspects of running and beer drinking to raise funds for and awareness of local nonprofits.
The 2:29 marathoner continues to train hard with her second child on the way.
Paula Radcliffe ran her final marathon in front of an adoring crowd.
The famous 46-year-old model will be running her fourth marathon in London.
How do participation rates—and times—vary across nations?
The greatest women's marathoner of all-time will run one more in London.