1.Actively exercise, enhance physical fitness, improve blood circulation, strengthen the local resistance to disease and prevent infection. 2.Keep the anus clean, change the underwear regularly, and insist on washing the anus after stool every day, which has a positive effect on the prevention of infection. 3.Actively prevent and treat other anal diseases, such as anal cryptitis and anal papillitis, to avoid perianal abscess and anal fistula. 4.Treat systemic diseases that can cause perianal abscesses, such as ulcerative colitis and intestinal tuberculosis, in a timely manner. 5.Don’t sit on the wet ground for a long time to avoid cold and wet in the anal area, which may cause infection. 6.Preventing constipation and diarrhea is important to prevent the formation of perianal abscess and anal fistula. 7.Once perianal abscess occurs, it should be treated early to prevent spreading and diffusion.