sorry bout that bro... lol u gotta put some weight on u... theres no way to get rid of that if u stay skinny.. u just gotta put some weight on ya bones... yeh man u way to skinny.. do u have any power being really small like that? cuz im also barely 16 and im 5'8 and i weight 140.... but thats not frail like you bro.. u gotta put some weight on ya