Is 'Tough Mudder' The World's Hardest Athletic Challenge? You Decide! (VIDEO)

Meera Dolasia
Tue, 24 Jul 2012 17:33:22 -0700

What can be tougher or more grueling than Hawaii's Ironman Triathlon or the Badwater Ultramarathon? How about Tough Mudder, a 12-mile obstacle course that drags contestants through mud, fire and even 10,000 volts of electric current.