It may be caused by excessive pressure, long time without stimulating the genitals or diseases, etc. It can be reduced by general treatment, medication and surgical treatment. 1. General treatment: patients can use their hands to stimulate the glans appropriately in daily life, and wear condoms when having sex, which can reduce the sensitivity of the glans to a certain extent. 2. Drug treatment: patients can be appropriate before sex in the genital area coated with lidocaine and other local anesthetic drug therapy, can reduce glans sensitivity to a certain extent, but patients should pay attention to follow the doctor’s instructions for medication, to avoid adverse effects on the body. 3. Surgical treatment: when the condition is serious, simply choose the above two methods of treatment will be less effective, but also can take the dorsal nerve selective cut off the penis treatment. The patient should take the appropriate method of treatment under the guidance of the doctor.