Maybe I am going out of bounds here - but perhaps some calves work wouldn't do any harm? Here is a picture of a guy who obviously tought that it would.
I was thinking about starting the Bill Starr 5x5 Linear Version/Single Factor. One thing I am not sure about. The program suggests hypers as one of the assistance excercises on mondays. I suppose that the purpose of hypers are to make my lower back stronger. Though, both a PL coach, my naprapat...