Men, don’t let your “little brother” get infected.

　　male The foreskin covers the outside of the glans and has a protective function. The inner mucosa of the foreskin can secrete liquid to lubricate the foreskin and prevent the foreskin and glans from being too dry. Once there is a problem with the foreskin itself, it may not only affect the foreskin but also affect the glans, causing acute or chronic foreskin and glans problems. The most common one is balanitis.
　　
　　penis:
　　
　　The main function is to urinate, discharge semen and have sexual intercourse. It is the main organ of sexual behavior. The penis skin It is extremely thin, has no fat under the skin, is mobile and stretchable, and the sinusoids of the corpus cavernosum can attach blood.
　　
　　As the name suggests, "balanitis" refers to an inflammatory reaction in the foreskin and glans. The causes of inflammation vary with age. For example, balanitis in infants and young children is often caused by non-breathable diapers or fecal contamination. It is mainly caused by the release of bacteria in urine and feces. In addition, high temperature, hot and humid conditions, and most infants and young children's foreskin are too long. Bacteria, urine, and smegma. Under the action of these three factors, the overlong foreskin causes redness, swelling, and heat pain in the glans of the foreskin.
　　
　　In addition to being partly related to foreskin balanitis in adults, unclean sexual intercourse, exposure to certain chemicals and trauma are also important factors. In short, smegma, urine irritation, certain chemicals, contact and friction from clothing and trauma are important factors that constitute balanitis.
　　
　　Foreskin balanitis can be roughly divided into four categories: traumatic, contact, drug-induced and infectious. In terms of trauma, it is mostly caused by trauma, zipper clamping, or injuries during sexual intercourse. At this time, the foreskin may be quite red, swollen, and painful. If the penis is scratched due to parasite infection, it will be accompanied by itching. Contact foreskin inflammation is mainly caused by the use of topical antiseptics or ointments.