I have FEELING like nerves are arranging or something happening in my PENIS nerves like stretching of nerves or something like pain in that . I don't know what it start after masturbation and continue to week..or two week if I don't masturbation I know masturbation is healthy and this is not psychological problems already eating healthy , don't drink and smoke. no sign of ed and other psychological problem in fact I m sexually active even in pain but I prevent to masturbate. additional information I have been masturbating from past 10 yrs generally 2-3 times per day and in last year I usually masturbate 2-3 times in month