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 ...

Ohio alone is host to more than a dozen such events, and most tend to sell out. Never mind the $100 entrance fees or the grueling, sometimes brutal, nature of the obstacles. People of all ages are ...

To the uninitiated, running through one of Tough Mudder’s mud-soaked obstacle courses may seem like a trial for joining the world’s biggest frat race. More than 10,000 people may line up at any given ...