The best strengthen as a running back is the arms. This is in football.
Barry Sanders
Gale Sayers or Walter Payton.
Adrian Peterson is the best.
A running back is a position in football in which the ball is hiked to the running back and they then run the ball
barry sanders and gale seyers
De' Anthony Thomas
Cardiovascular exercise is the best you can get to prepare yourself for a sport like football. Stretching your muscles is also good because it can help you prevent many kinds of injury, which a running back can sustain.
running back,half back,tail back,
it is a person in football that runs running plays.....
A LOT Topps Stadium Club Best Offense Running Back Card?
Tie between Javon Ringer and Jehu Caulcrick