Cerebellar atrophy indicates that degenerative lesions have occurred in the cerebellum, mostly in the elderly, which may be caused by natural aging of the human body, or may be caused by hereditary or degenerative diseases, and whether it is serious or not needs to be analyzed in conjunction with the patient’s symptoms. According to the symptoms, there are 3 stages: early, middle and late, generally in the middle and late stages, cerebellar atrophy is more serious. 1, the initial performance: dizziness, movement becomes slower than before, limb response is not as sensitive as before; 2, the middle performance: limbs, muscle incoordination increased, such as unable to control walking posture and pace, unable to maintain balance, unable to walk long distances, etc.; cerebellar ataxia can be seen when speaking When cerebellar ataxia is seen, it is difficult to speak clearly, to write, and to choke easily when eating or drinking; 3, late stage manifestations: it may be unable to walk, only in a wheelchair, or bedridden, unable to take care of themselves, unable to eat normally, and also affects the immune function of people and causes other complications. In general, if microcephaly is found, it is recommended to seek medical treatment with symptomatic drugs in a timely manner, and rehabilitation training can be provided for severe symptoms. The daily diet should be based on a clean diet, with daily consumption of coarse fiber foods such as soy products, celery or mixed grains, and a ban on smoking and alcohol. Exercise more everyday to improve the immunity of the body. It is also important to keep a happy mood and ensure the quality of sleep, which is helpful to improve the symptoms of microcephaly.