... was still trying to understand the function of the body's organs and in the fifties doctors believed that weight training was completely unhealthy for you and would lead to a broken spine and tear your muscles up. Medical schools and journals didn't ...
http://www.examiner.com/article/top-10-body-building-predictions-by-joe-weider
http://www.examiner.com/article/top-10-body-building-predictions-by-joe-weider
