Football Guide: Positions, Rules and Health Benefits

NFL football positions carry specific responsibilities ranging from offensive line to special teams. Learn the official size of an NFL football and the health benefits of playing this high-impact sport.

My Arm Hurts From Throwing a Football

Published Jul,08 2011 | By Rose Erickson

Because football is such a high impact and physically taxing sport, you can easily injure yourself while throwing a football. Arm pain can come from many training errors and conditions, some that require a doctor's treatment.