pain

Stuntman holds giant slab of rock on stomach while another man breaks…

Daredevil does headstand on rolling contraption, rides down a ramp,…

Man on ice skates with homemade rocket pack attached to his back.…

Man hangs by his hair and rides down a zip line wire until finally…

Man tests a helmet by letting a group of football players hit him with…

Man tests a helmet by running repeatedly into a brick wall and falls to…