I'm 15 years old, about to turn 16, I think I might have erectile dysfunction, because when I get an erection my penis look like a waterfall, I'm kind of hard but it looks like a hook I don't know if it is my underwear or my LowT but I'm worried about when I'm olde, i dont know if it well get better or because I'm growing, please help and send me a picture of what it looks like and please give me tips or treatments. Thank you