Mild cerebral atrophy is present at age 30, and the condition is usually not severe. Patients can have no clinical signs and symptoms, and some patients may also have memory impairment, dizziness balance disorder, or intention tremor. Depending on the degree of atrophy and the site of atrophy, patients with cerebral atrophy may have memory impairment. In cerebellar atrophy, intentional tremor is present, and is mostly considered to be caused by mental stress and stress. It may also be caused by long-term heavy alcohol consumption, and some patients may also have a genetic disorder. After the occurrence of cerebral atrophy, corresponding treatment to improve brain metabolism should be given, for example, oral olanzapine, piracetam and cytarabine can be taken, and if necessary, medication to activate blood circulation and improve blood circulation should be applied. At the same time, patients should be instructed to change their bad habits, such as quitting smoking, avoiding alcohol, living a regular life, reducing stress, relaxing, and exercising properly.