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FIND YOUR NEXT CHALLENGE

Which event is right for you?

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Tough Mudder on CBS

Coming Soon

Get a front row seat on the #RoadToWorlds with the America's Toughest Mudder series, exclusively on CBS.

Breaking News

Tough Mudder Nation is Officially 3 Million Strong

What’s made three million people (and counting) escape their ordinary to step outside their comfort zone and into the mud?

What % Tough Are You?

Tough Mudder is all kinds of tough

Not sure what event type is right for you? Find out how tough you are and which event you should run.

Summer Training

Summer is Hot - Are you?

Summer is well under way, but there is always time to train tough. Check out our training guides and Get Hot.

TOUGH MUDDER ON CBS

Trailing elite athletes throughout the season, CBS captures every mind-blowing minute of excitement, endurance, and epic obstacle crushing at Toughest Mudder, Tough Mudder’s badass new race format. And with only one Toughest event left in the season, CBS will turn its focus to the pinnacle of Tough, the place where all courses lead - World’s Toughest Mudder.



Train Tough

Get prepared to take on Probably the Toughest Event on the Planet. Shop our tough training gear.

RUN FOR A CAUSE

Become a real hero -- use your run to fundraise for an important cause. Support our official charity partners, Team Rubicon and Wounded Warriors Canada, or run for free by raising money for a nonprofit in our charity family.