Lice in the hair may be caused by direct or indirect contact with infectious agents, poor hygiene practices and other factors.
1. Direct or indirect contact with infectious agents: head lice disease is contagious and can be transmitted through direct person-to-person contact or indirect contact with contaminants such as head scarves, hats, clothing and combs. If the patient’s head area is in direct or indirect contact with a person with lice, lice may be born on the hair.
2. Poor hygiene habits: some patients who do not pay attention to personal hygiene for a long time, do not take a shower, do not wash their hair, do not wash the bedding, there may be the case of lice in the hair.
Once the patient has lice in the hair, it is recommended to go to the hospital in time to find out the cause of the disease, and actively take relevant treatment measures.