Whitney Spivey

The best leashes and harnesses for logging miles with your pup, tested and reviewed.

Blind runner becomes first to complete a half marathon with a team of running guide dogs, showcasing a program that frees the visually-impaired to run solo.

Downhill running takes a toll on the body, but you can train your body to better handle the load—and snag that PR.

Keflezighi talks about his career and his new book, which offers 26 takeaways for running 26.2 miles.