Add Yahoo as a preferred source to see more of our stories on Google. CBS and Tough Mudder have expanded their multi-year media partnership to feature the fittest, fastest athletes in the world ...

You’re standing in a huge field—maybe it’s at a park, a campground, or even the grassy expanse surrounding an airport. All around you are packs of mud-covered, grinning athletes. They’re climbing ...

Extreme obstacle courses, mud runs, and the like are only increasing in popularity (surpassing both marathons and half-marathons combined, according to data from Running USA). But hearing about your ...

When Will Dean entered Tough Mudder in a business-plan competition at Harvard Business School, judges were skeptical about the viability of a team-based military obstacle course combined with an ...

I was fortunate enough to sit down with Will Dean, founder and CEO of Tough Mudder. For anyone who’s been living under a rock these past four years, Tough Mudder is the enormously popular endurance ...

This 83-year-old is one Tough Mudder. Mildred Wilson of Missouri is the oldest person to complete in the endurance 5K — and she ran her third race on May 1, according to SWNS. Seemingly torturous ...

World's Toughest Mudder is like no obstacle course you've ever seen or endured. A five-mile stretch that challenges competitors over a 24-hour period, it is the biggest, baddest and most insane course ...

SONOMA COUNTY, Calif. (KRON) — It’s been a year since participants in a Tough Mudder Race in Sonoma County. They reported having rashes all over their bodies because of water on the course. At the ...

More than 100 athletes who participated last weekend in the Tough Mudder obstacle course race at Sonoma Raceway have since reported experiencing fevers, vomiting, muscle pain and a distinct rash that ...

Without investment, turning a million-dollar idea on paper into a reality is nothing more than a dream. Or at least, that’s usually the case. Tough Mudder, the military-style endurance ...

Tough Mudder – which rose to fame with extreme endurance events featuring some participants getting electrical shocks or crawling under barbed wire – is splitting into two companies as its events face ...

Who knows? Maybe the racing gods read Oaklawn's barn notes Friday and, with a quorum present, said, with little fanfare, ...