Chickenpox repeated high fever is considered to be the normal course of the disease, comorbidities and so on. 1. Normal disease process: chickenpox is caused by varicella-herpes zoster virus, the main symptom is fever, and then the rash appears, if the patient has repeated fever before the rash appears, it is considered to be a normal course of the disease, and usually the temperature will return to normal after the rash appears. 2. Combination of complications: If patients still have recurrent fever after the appearance of skin lesions, it is considered to be caused by complications, which are common in immunocompromised patients, and may be combined with pneumonia, encephalitis and so on, and may also be improper care, unclean skin or scratching caused by skin ulceration, combined with bacterial infections, and these complications can also cause recurrent fever. Chickenpox recurrent high fever should be timely to go to the hospital for consultation, to clarify the cause and then give targeted treatment.