This symptom is considered to be scrotal humidity, which is a condition in which the heat in the scrotal environment is not able to escape in a timely manner, causing the surface temperature of the scrotal skin to increase. At the same time, the skin of the scrotum will also increase the secretion of sweat, thus causing the scrotum to appear moist. Obese patients or long-term sedentary, wearing tight underwear or working in a hot environment can easily lead to scrotal moisture. In addition, some diseases can also lead to, such as chronic prostatitis, varicocele, eczema and other skin diseases of the scrotum can also appear this situation. If it is accompanied by difficulty urinating or frequent urination, urgency, incomplete urination, perineal discomfort or lumbosacral discomfort, it is considered to be caused by chronic prostatitis. Scrotal moisture, first of all in life to keep the distance dry, wear cotton loose underwear. Secondly, the diet should be light diet, eat less spicy stimulating food. If it is caused by prostatitis, to actively treat prostatitis.