We asked the 2:29 marathoner—why do you run?
She joins other high-profile runners Kara Goucher and Lauren Fleshman on the brand's elite roster.
Do we really need special diets in order to increase our performance?
Watch the marathoner do one of her last big workouts before the Boston Marathon.
Female runners steal the show in the Big Apple.
Scott McPherson, Stephanie Rothstein-Bruce take half-marathon titles.