Runners complete the same lap every hour for as long as they can — sometimes for days. The brutal format has become ...

Bob Becker has long thrived on competition, even in snowball fights as a child. Now that he’s 80, his competitive edge has only gotten sharper. Even his doctors have taken note. “Many have said, ...

Sir Kevin Sinfield ran seven ultramarathons in as many days in order to raise funds and awareness for motor neurone disease ...

A growing crowd of ultramarathon “runcation-ers” say there’s no way to experience a new place like running—or hiking, or walking or limping—a really, really long way through it. For spectators, some ...

A study suggests running extreme distances can injure red blood cells, making them less flexible and more likely to break down.(Picture: Pexels) Ultramarathons can damage red blood cells, study finds ...

In sports events such as marathons, ultramarathons, and trail running, participants move across a wide course. Especially in mountainous areas or on long-distance courses, it is not easy for event ...

More athletes are opting to run distances greater than the standard 26.2 mile marathon. The number of trail races has skyrocketed in China from virtually none to more than 450 in 2018, according to ...