Overcircumcision may affect the duration of sex life. Excessively long foreskin refers to the penis in its natural state or erect state, can not reveal the head of the penis or only a little exposed, due to not easy to clean, glans more sensitive and other reasons, may occur glansitis, impotence, premature ejaculation, etc.. If the long foreskin is not sufficiently cleaned for a long time, glansitis of the foreskin may occur, with symptoms such as redness, itching, pain, and purulent secretions overflowing from the mouth of the foreskin, as well as congestion, edema or small ulcers and erosion of the inner plate of the foreskin and glans, and repeated infections can lead to adhesion of the foreskin to the glans and narrowing of the urethra. When circumcision causes the above inflammation, it can affect male sexual function and cause symptoms such as premature ejaculation or difficulty in getting an erection. In addition, the foreskin is too long, the male glans is not easy to be exposed, long-term did not undergo external stimulation, will lead to increased sensitivity of the glans, when having sex, male genitalia will be more sensitive, easy to appear impotence, premature ejaculation symptoms, thus affecting the sexual life time. When the foreskin is too long, if you can regularly turn up for cleaning, to ensure local hygiene, no inflammation occurs, you can temporarily do not have to deal with. If there is repeated infection, or if it affects sexual life, you need to use medication under the guidance of a doctor, or undergo surgical treatment, commonly known as circumcision and circumcision.