If you’re reasonably fit, running a regular old 5K may not pose too much of a challenge. Sure, you’ll be sweaty, maybe even a little winded. But you won’t have mud up your nose, you probably didn’t ...

PARKER, Colo. (CBS4) - Registration is still open for one of the filthiest 5K runs in the state. This is the eighth year the National MS Society has hosted MuckFest and in that time the national event ...

OROVILLE — For 9-year-old Dakota Richardson, the hardest part of the Lord’s Gym Kids Mud Run was the net climbing, while the best part was the ice bath near the end. Saturday marked his third year ...

JOINT BASE LEWIS-MCCHORD, Wash. - Neither one of them had ever tried anything like this. They had both won their share of races over the years, but those had been accomplished upright, clean and on ...

Remember childhood summers when you climbed monkey bars, swung from ropes, and jumped over streams? Rain just added to the fun, leaving you soaked and muddy. You can relive those adventures by signing ...

Participants run through the mud during a Tough Mudder race last year in Lehigh County. . The obstacles include a sand pit crawl, a cargo net climb and a 'Slip 'n Slide (into a mud pit, of course).