The normal prostate gland has an upper transverse diameter of about 4cm, a vertical diameter of about 3cm and an anterior-posterior diameter of about 2cm. The prostate gland is a substantial organ with a normal upper transverse diameter of about 4cm, a vertical diameter of about 3cm and an anterior-posterior diameter of about 2cm. Because of the different degree of development of each person’s prostate, there are some differences in the value. The physiological functions of the prostate gland include exocrine function, which is particularly important for maintaining the normal function of spermatozoa and fertility, and endocrine function, which can reduce the production of dihydrotestosterone. At the same time, the prostate gland also has the function of controlling urination, transportation of sperm discharge function, etc., and plays an important role in the human body. If people do not pay attention to the prostate area care, induced prostate hyperplasia, prostatitis, or even prostate cancer, it is easy to lead to enlargement of the prostate and its surrounding, but also easy to be accompanied by pain symptoms and discomfort, affecting the function of the prostate. If you find abnormal prostate volume during the examination, you should do further detailed examination in order to clarify the disease and then follow the doctor’s instructions for treatment. Daily enhancement of personal hygiene care, try to wear cotton, loose underwear, avoid unclean sex, to reduce the possibility of prostate disease.