J
John Marston
Well then if you do often you might want to read this
http://www.washingtonpost.com/wp-dyn/content/article/2009/02/22/AR2009022201783.html
http://origin.foxnews.com/story/0,2933,202822,00.html?sPage=fnc/scitech/humanbody
I didn't find out about this through articles lol, it was through a weird video on msn. After that i looked into it and i stopped. I'm surprised my grip is still ok, i have been doing it since i was a kid.
http://www.washingtonpost.com/wp-dyn/content/article/2009/02/22/AR2009022201783.html
http://origin.foxnews.com/story/0,2933,202822,00.html?sPage=fnc/scitech/humanbody
I didn't find out about this through articles lol, it was through a weird video on msn. After that i looked into it and i stopped. I'm surprised my grip is still ok, i have been doing it since i was a kid.
