you gotta be working on your whole body. Legs too!
Try switching your bi/tri program. Try working on them with different muscles, for example: chest/bi or chest/tri , back/ bi or back/tri.
And, you gotta stress your muscles, so change your regular excercises, there are tons of them.
__________________
L.E.T.S. G.O. H.A.W.K.S.
|