Meet Master Wei Yaobin. He is known in China as the 'Iron Crotch Kung Fu' master.
Yep, he teaches his students how to take a shot to the groin and he says the practice helps overcome erectile dysfunction and premature ejaculation.
Master Wei says he wants to make his martial arts style more "popular and accepted by the public".
Yeah…. Good luck with that!
Watch, if you dare: