Patients with cognitive impairment should first go to a specialized hospital for detailed physical and imaging examinations to clarify the cause of the disease and, on this basis, provide targeted treatment. Cognitive impairment is mostly seen in Alzheimer’s disease, that is, Alzheimer’s disease, for such patients can currently take medication and cognitive training treatment, of which medication, the earlier the disease is detected, the better the efficacy; cognitive training, that is, through computer training in cognitive typical topics, the patient’s symptoms are often relieved, the effect is good.