Can progestin conversion from deca cause the growth plates to close early and stunt growth.
BTW
I'm 19, 5'10, 167lbs and play b-ball, really need some more strenght, size and ability to give me an athletic advantage, i fell i need about 15- 20lbs of lean mass to take it to the next level,Im NOT some stupid kid trying to get big to impress some girls ive done as much research as i can and will continue doing so. Im open to any advice from experienced users on helpfull cycles.