Sensitivity of the upper part of the glans is not normal, the sensitivity of the upper part of the glans may be related to the long foreskin, bad habits, inflammation stimulation and other reasons. 1. Excessive foreskin: If the foreskin will wrap the glans for a long time, so that it can’t contact with the outside world, increasing the sensitivity of the glans, when the glans comes out, it is easy to be stimulated and the sensitivity is too high. 2. Bad habits: excessive masturbation or tight underwear will constantly rub the glans, resulting in increased sensitivity of the glans. 3. Inflammatory stimulation: when suffering from glans or phimosis, the inflammation will stimulate the local skin congestion and edema, which will easily cause glans sensitivity. It is recommended that patients with sensitive glans go to the hospital in time, after clarifying the cause of the disease, standardized treatment under the guidance of the doctor.