Tonsillar enlargement repeated fever for two days, the third day of light sleep, whether it is normal or not needs to be based on the specific circumstances. It may be that the fever causes the body to consume weakness, sleepy performance, is a normal reaction; may also be the emergence of drowsiness, or cause the possibility of encephalitis, should be promptly examined and treated. 1. tonsil fever patient light sleep is not normal: tonsil enlargement and inflammation of the patient appeared repeated fever for two days phenomenon, should be more serious inflammation, the third day light sleep is not normal, may be caused by drowsiness. 2. Fever led to dysphoria, lethargy: tonsillar enlarged patients with fever for two days, the phenomenon of light sleep on the third day, it may be a long time fever or fever so that the body consumes too much, resulting in dysphoria and lethargy symptoms. 3. Sleepiness caused by encephalitis or meningitis: patients with enlarged tonsils, who have the symptom of light sleep after fever, may also be infected with meningitis or encephalitis, which affects the patient’s state of consciousness. Patients with enlarged tonsils who have a fever should consult the hospital in time and follow the doctor’s instructions for standardized treatment.