Sir, Am 19 Years Old.......... 1st Tym I Masturbated Wen

sir, am 19 years old.......... 1st tym i masturbated wen i ws 14........ after dat, mny tyms it hapened.... i want to stop dis at any cost............. evn under portion of penis is smwt color changed than front......... pls help me........... so tat ders nothing wrong, and i can get a child by 27 or 28 years old