Cold glans may be caused by environmental factors, glansitis, varicose veins of the penis and other diseases. 1. Environmental factors: the external environment is too cold, clothes are too thin, it will make the glans suffer from cold stimulation, capillary contraction of the situation, causing the glans local cold. The patient should be appropriate to keep warm, can improve the glans cold situation. 2. Glans inflammation: usually due to the patient’s glans is stimulated, injury and other factors lead to glans inflammatory reaction. This causes abnormal blood circulation in the glans area. 3. Varicose veins of penis: usually caused by congenital anatomical abnormality, physiological factors and other factors lead to varicose veins of penis, which can cause poor blood circulation of penis and cold glans. Patients should be appropriate exercise, enhance physical fitness, increase their own immunity, cold glans recommended to the hospital, clear cause of the disease under the guidance of the doctor treatment.