The causes of recurrent inflammation of tonsils are related to low body resistance, stimulation of adverse factors, incomplete treatment, etc. Symptoms manifested as sore throat, fever and other symptoms. 1. Low body resistance: such as cold, tired, etc., can cause resistance to decline, tonsil defense ability to reduce, easy to be attacked by bacteria and so on. 2. Stimulation of adverse factors: during the treatment of tonsillitis, stimulation of tobacco and alcohol, spicy dietary stimulation, as well as dust inhalation, etc., can lead to recurrent attacks on the tonsils. 3. Acute tonsillitis that is not cured in time or completely: acute tonsillitis treatment is not timely or standardized, resulting in delayed healing, it will evolve into chronic tonsillitis, causing frequent episodes of pharyngeal symptoms. Chronic rhinitis, adenoid hypertrophy and other peripheral inflammation can also lead to recurrent inflammation of the tonsils, need to go to the regular hospital, clear reasons, under the guidance of the doctor for treatment.