Testicular shrinkage in the cold, consider the description of the scrotum encountered in the cold shrinkage, scrotum shrinkage in the cold is normal. Scrotal skin contraction and diastolic ability is very strong, there will be thermal expansion and contraction of the phenomenon, that is, in the high temperature environment, the scrotum will be sagging, scrotal skin relaxation; encountered cold air stimulation will appear, the contraction of the skin, so it will result in the scrotal skin shrinkage in the cold. The scrotum does not appear itching, pain, peeling and other symptoms of thermal expansion and contraction is a normal physiological phenomenon, the physiological function is normal, there is no need to worry about other uncomfortable and treatment. Normally, you should pay attention to your personal hygiene, wear less tight clothes, and keep the perineal skin ventilated, clean and dry.