Does anyone practice this?
Iron shirt
From Wikipedia, the free encyclopedia
"Iron Shirt (traditional Chinese: 鐵衫; simplified Chinese: 铁衫; pinyin: tiě shān; Cantonese: tit1 saam3) is a form of hard style martial art exercise for protecting the human body from impacts in a fight."
Example;
http://www.youtube.com/watch?v=4Hdqt...eature=channel
David