i have been working out since janurary and when i first started out i gained like 3 lbs and improved my bicept size. but since then i have only gained 3 pounds i have made incredible staright gains but i am not getting any bigger now and i am not gaining anymore pounds. i work my ass off when i work out to and i dont over work the same muscle group. i am 128lbs ya i know im a light weight thats why im trying to gain lbs so i can get to 130 and 140 is my true goal. i do lots of pushups to get my pecks bigger and i do lots of curls for my bicepts and tons of sit ups for my abs. i take lots of protien and calcium pluts a multi vitimin i dont know why i am not gainng any pouds. im not like sticks either i am just light weight i hav a decent bicept size when i flex. but im not gaining the lbs and getting any bigger like i should. hope this makes sense. plz help. o and im about 5"8