Prevention of pubic lice disease, mainly pay attention to personal hygiene and safe sex life. Pubic lice disease is caused by the infection of pubic lice, pubic lice are mainly parasitic on the human pubic pubic hair skin and body hair around the anus on the skin, mainly sucking human subcutaneous blood, saliva contains toxins and allergens, the human body produces intense itching, leading to the patient scratching the pubic area caused by pubic scratches, redness of the skin, etc., which seriously affects the patient’s daily life and quality of sleep. 1. Pay attention to personal hygiene: Adopt good personal hygiene habits, take baths, change clothes and bedsheets regularly, avoid using public personal items, use personal utensils separately, avoid sharing towels, washcloths and bedding with patients. 2. Safe sex life: both husband and wife should have a single sex partner, avoid unsafe sex, and avoid having sex with the patient. If you are infected with pubic lice, you should go to the hospital for treatment in time, and prohibit sexual intercourse to avoid cross-infection.