Hi, I am mona from dhaka,bangladesh, I am 28 years old, My weight is 46kg & i am thin & bulky , I masturbate one a day, it is my old habit,I am not sex with a women yet, My penis size is 4.5' when it is eject, Now, my question is , Is my penis size is ok for sex? How can i stop masturbate??? What is the bad effect of masturbate??"