J Jjkjkjkjk Lklklklkl New member Dec 26, 2010 #1 I am 15, and average/skinny, I want bigger muscles, but I am using dummbells, (3kg btw) will they stunt your growth? Be honest as I DON'T want to stunt my growth.
I am 15, and average/skinny, I want bigger muscles, but I am using dummbells, (3kg btw) will they stunt your growth? Be honest as I DON'T want to stunt my growth.