Mild cerebellar atrophy cannot be recovered through exercise, but persistent exercise can help slow down the decline of brain function and enhance physical fitness. Cerebellar atrophy belongs to a kind of brain atrophy, which is mainly related to degenerative lesions caused by ageing, and may also be caused by heredity, degenerative diseases, encephalitis, drug poisoning, etc. Some patients with cerebellar atrophy do not have symptoms clinically, but only found when doing head MRI and CT. Some patients with cerebellar atrophy do not have clinical symptoms, but only found cerebellar atrophy when doing head nuclear magnetic resonance imaging (NMRI) and CT, which is more common in the elderly. At present, there is no effective treatment for cerebellar atrophy, and it is mainly dealt with by the cause of the disease and the various symptoms of the patients. Once cerebellar atrophy occurs, it is irreversible, and there is no way to recover from it, even if it is mild atrophy. However, exercise, reasonable use of the brain, and active participation in various social activities can help increase the blood supply to the brain and stimulate the cerebral cortex, thus slowing down aging, slowing down the decline of brain function, and helping to enhance the physical fitness of patients. Therefore, it is recommended that such patients participate in more physical exercises suitable for them, such as playing gateball, taking a walk, playing tai chi, etc. When exercising, it is important to avoid external injuries. When exercising, care should be taken to avoid trauma. The discovery of cerebellar atrophy requires timely medical treatment, clear causes, standardized treatment and rehabilitation.