Sir I masturbate science 14 years old. Now my age is 18 I do not stop masturbate nightfall happen. In a month 4 to 6 times nightfall happen or masturbate 3 times by watching porn video. I don't stop it. Or don't concentrate in my study. My penis become curve some time pain in penis or spinal code. I became weak. At morning some thing out from my penis my so I became worry. Please sir help me. It is a serious condition or it disappear automatic. I want any Doctor or not. In my future it create problem. P.I masturbation after nightfall. In a month 5 to 6 times nightfall or masturbate. please sir help me to stop nightfall or masturbate. Tnks.