Frequent drinking may affect the patient’s intelligence, because long-term, large amounts of alcohol, alcohol will have a certain impact on the central nervous system, causing the patient’s brain neurological dysfunction, resulting in memory loss. 1, if the patient forms alcoholic encephalopathy, resulting in the patient’s cerebral cortex atrophy, the patient will not only have mental retardation, but also symptoms of personality change and memory impairment. 2, if the patient has a large amount of After drinking alcohol, symptoms of delirium and lethargy may suddenly occur. Patients will mainly have memory impairment and may have disorientation, slow reaction, sensory impairment, and muscle atrophy. In chronic alcoholism, patients will show signs of dementia, changes in personality, memory loss, intellectual impairment, and a decrease in the patient’s ability to take care of himself.