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 ...

What price would your body pay to prove how tough you are? May 8, 2014— -- Despite their hefty price tags and reports of bloody diarrhea and even deaths, obstacle races like Spartan Race, Tough ...

When Nicole Villagran signed up to do her first Tough Mudder course, she thought she’d be getting an entertaining, if messy, workout. She got that — and much more. Villagran has spent the last 10 days ...

Hundreds of people who participated in a recent Tough Mudder event—a very muddy obstacle course race—held in Sonoma, California, have fallen ill with pustular rashes, lesions, fever, flu-like symptoms ...

I’m five miles into tough mudder, the 12-mile extreme-obstacle-course event that has developed a crazed following, and have already survived the Arctic Enema–submerging my entire body in a vat of ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Participants pushed their bodies to the limit and conquered as many as 25 obstacles at the Tough Mudder event held at the World ...