More than 1 million Americans participated in the Warrior Dash obstacle course race in 2012, according to the event's website, which also touts the race's "fierce" course with "12 extreme obstacles." ...

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 ...

Levi Gobin is blind, determined, and totally fearless. The 17-year-old from Sarasota, Florida, was born without sight due to a condition called optic nerve hypoplasia. He also has partial hearing loss ...

Britt Hertz tries parkour, combining gymnastics with extreme obstacle course challenges to test her agility and endurance. Explosions heard after Iran launches missile strike on US base in Qatar The ...

But obstacle course races present risks that traditional road races do not. Some health and running experts are concerned that a lack of proper training and education means participants take serious ...