In the sport of ultrarunning, athletes often defy human limits. But at a recent 100-kilometer race in Wales, one runner took it to another level. As seen in photos that quickly went viral, runner — ...

The team here at Runner’s World knows a thing or two about racing. Nearly every month we produce a new race roundup, including the best spring half and full marathons, races you’ve never heard of, and ...

FALMOUTH, MA — The Falmouth Road Race returns this weekend with a list of big-name runners and a milestone anniversary for the race's 53rd annual event. Race day is Sunday, with the first runners ...