Hi i am 24 years old i have got some problem with my foreskin when i m masturbating with my foreskin on then i m able to get erections & ejaculate.But when I roll over my foreskin then the my penis losses erection & when i masturbate i m not able to ejaculate. I have tried thus several times & i never succeded. Even when having sex with my girlfriend when she rremove the skin from my penis head i am not aroused & my penis losses its erections & i am not able to ejaculate.Is it normal or what i am really worried about it.I need your help.Please reply to my questions.
Thanks