At Runner’s World, we love geeking out on the incredible numbers behind great running performances. When 16-year-old Cooper Lutkenhaus recently broke almost every high school 800-meter record in the ...

I am an avid runner, and have been for many years. It started on a whim. A friend asked me if I wanted to participate in Tough Mudder, an obstacle course-style race, just after I graduated from ...

No complicated terminology, no convoluted workouts, this simple, expertly-designed couch-to-5K training plan will turn you into a runner.

Genesis Henry and McKinley Rollins were excited for the start of their Girls on the Run graduation 5K this past Saturday morning, Nov. 22, at Salisbury Community Park. About 900 girls, running buddies ...