Two Las Vegas runners are embarking on a race that stretches from the sweltering heat of Death Valley National Park to the ...

Brady McDonald races 50 ultramarathons in 50 states to raise $1 million for Make-A-Wish, aiming to transform the lives of critically ill children.

Correction: A previous version of this article misattributed quotes from Kevin Mathieu and Timothy Sullivan. Subscribe to The Post Most newsletter for the most important and interesting stories from ...

View post: Pilates Instructor Swears by a 'Simple' Exercise to Build Functional Core Strength for Men Over 50 Mark Dowdle won the BPN G1M Ultramarathon, completing 306 miles in four days. The event ...

From muscle fibers to mental grit, here’s the science behind why some bodies can endure ultramarathons, while others hit the wall far sooner. Ultramarathons sit at the far edge of what the human body ...

Add Yahoo as a preferred source to see more of our stories on Google. United States ultramarathon runner Courtney Dauwalter runs through the mountains near Twin Lakes, Colorado. Dauwalter sits at the ...

A participant in a grueling 250-mile ultramarathon on trails across northern Arizona died Tuesday after experiencing a medical emergency, race organizers and local law enforcement said. First ...