Because the surface of the cervix is covered with a complex layer of squamous epithelium with good defenses, while the cervical canal is covered with a single layer of columnar epithelium with poor defenses, it is vulnerable to foreign pathogens and is the weakest link. When the cervical epithelial chemotaxis is active, stimulated by certain foreign pathogens, or the migratory zone changes repeatedly, active immature cells or proliferating squamous epithelium in the migratory zone can develop in the direction of cervical lesions. What should I pay attention to in my daily life to prevent migratory lesions? 1, exercise, balanced diet: do not eat foods with high sugar content. 2, both husband and wife should develop good hygiene habits: especially pay attention to the cleanliness of the sexual organs. It is best to wash your vulva every day with a feminine care solution that uses a weak acid formula. 3, to develop good hygiene habits: do not use public places clothes basin, bath, bath towels and other sanitary ware, should also wash their hands before going to the toilet; do not abuse unclean toilet paper; wipe the vulva after defecation should be wiped from front to back; change and wash underwear and put in the ventilation to dry; their own basin, towels for their own use; underwear and socks different basin cleaning. It is advisable to take a shower. 4, abortion and childbirth too many times: is one of the causes of gynecological diseases. Therefore, too many abortions and births should be avoided. 5, regular gynecological screening should be carried out: in general, married women under 40 years old should be examined every two years, and women over 40 years old should be examined once a year. 6, menstrual period, 30 days after abortion prohibit intercourse: easy to cause pelvic infection and blood backflow caused by endometriosis, and even cause infertility, etc. 7. Avoid excessive scratching, rubbing and hot water washing to stop itching: do not use strong alkaline soap for bathing, and do not use bathing agents to repeatedly wash the vulva or douche the vagina, which may cause changes in vaginal PH and lead to dysbiosis of normal vaginal flora, thus destroying the vaginal acidic antibacterial barrier, and do not abuse strong stimulating hormonal topical drugs.