Why it works: Runner’s World + member, Stephanie Tsai qualified for Boston five times and believes long runs with marathon ...

Peloton instructor and marathoner Becs Gentry shares tips for the final weeks of training ahead of the "GMA" 5K on May 14.

FARGO, N.D. (Valley News Live) - A local couple is proving athletic achievements knows no age by training for the Fargo ...

Runners are in their final week of training for the Oklahoma City Memorial Marathon, including those behind bars.

"Good Morning America" is launching its first-ever 5K fun run, a chance for "GMA" viewers to run, walk and move together across the country. The "GMA" 5K -- a nationwide virtual 5K fun run -- will ...