Anecdotally, we all know men are much stiffer than women. I mean you’re your dad or husband or even your 11-year-old boy bend over and touch their toes…they aren’t going far! Unfortunately, we don’t know why this is! Some think it has to do with muscle fiber distribution or perhaps it is simpler and that…

Muscle fibers run in random directions within each muscle, originating and ending at various points. Despite what many think, muscles and muscle fibers don’t run from the beginning to the end of a muscle. Therefore, exercises routines must stress all the varying muscle fiber orientation for the best workout.   The hamstrings muscles are split…