core body exercise
gregladen | April 9, 2011... Continued ...
The above discussion applies only to the muscles mentioned (chest, back, shoulder, various leg muscles) and ignores "The Core." People define the core differently, but it usually consists of the abdominal, obliques (a kind of abdominal) which are together often referred to as "The abs" as in "hey, dude, my abs are ripped"; the lower back (which we pretend to be one big muscle) and perhaps your hip flexors. Maybe your hip flexors are in the "lower body - pull" category. Your choice.
Core is important. Just like rotator cuffs (which are technically part of the core as well…