1, go to the public bathroom bath or swimming pool, can put their own clothes and pants, whether clean or dirty are put into their own plastic bags and then put into the public closet, do not put their own clothes, especially underwear and other people’s mixed together. Don’t borrow and wear other people’s swimwear, don’t sit naked on the bathroom stool, take more showers, and don’t use tubs. 2. If you use a toilet when you go out to a hotel, put a piece of straw paper on the toilet ring beforehand, discard it and wash your hands afterwards. Check whether the bedding and bed sheets are clean, and ask the attendant to replace them if there is any secretion. During the day, turn the blanket over, i.e., inside out, and let it dry. When using a public washbasin, wash the basin with soap first, and use boiling water to scald it when possible. 3. Develop good personal hygiene habits: wash your hands after defecating, bathe regularly, change your clothes and pants, don’t use other people’s towels, try to wring out the towels after each use, and put the basin upside down after use to keep it dry, etc. 4, the young girl should be implemented to focus on protection: because the vaginal epithelium of young girls is not fully developed, more susceptible to germs, gonorrhea and condyloma acuminata are relatively common in young girls, so the protection of young girls should pay special attention to, try not to wear crotch pants when going out, do not borrow other people’s diapers, wash the perineum every day to have a special towel, basin, not with adults in the same basin bath, in the hotel accommodation is best not to share a quilt with others, etc.