Originally Posted by SwoleCat
Yeah! I had to put my ego aside as well, and drop the weight considerably to limit the "takeover" of the shoulders (front head) and the triceps. I can lift a lot more when I don't concentrate on just the chest being worked, and it "looks cool" to others for me to lift that much, but it's not making my chest grow at all. I finally realized that to make the chest grow, I have to keep my shoulders and triceps as much "out" of the movement as I can, and that means reducing the weight to focus purely on the pecs. You may not lift as much as you can w/sloppy form recruiting the tri's/shoulders, however if you want pure chest growth, you'd be wise to lift lighter, yes.
Hope that helps.
~SC~