This is why mud runs are bad and need to be done with

Runners laugh as they struggle through the muddy pools of water at the Loopty Loos obstacle during the Family Enrichment Center's Mud Happens - One Bad Mud Run fundraising event at Phil

Mud Happens, One Bad Mud Run raises money for Family Enrichment Center

Furious locals slam Tough Mudder organisers after runners churned up huge swathes of public park

Bad Things Keep Happening to People Who Do Mud Runs

Of Neuro and Mud Runs

Tony Weathers's Instagram, Twitter & Facebook on IDCrawl

Mud Run Safety Chester County, PA - Official Website

Tony Weathers's Instagram, Twitter & Facebook on IDCrawl

This is why mud runs are bad and need to be done with

Why Running in Mud Is a Really Bad Idea, Smart News

What Happened at Tough Mudder Sonoma: Hundreds Get Sick With Possible Bacterial Infection