Epilepsy is a common neurological disease caused by abnormal discharge of neurons in the brain. There are 70% to 80% of chronic epilepsy patients with cognitive impairment. At present, there is still little attention on the cognitive impairment in epileptic patients. The clinical features, pathogenesis, and influencing factors of cognitive impairment in epileptic patients are not completely clear. This article analyzes the influences of social psychological factors, etiology of epilepsy, epileptic forms and therapy of epilepsythe on the cognitive function of epileptic patients, in order to find out the factors that affect the cognitive
impairment of epileptic patients, and to find out new strategies to improve the cognitive function of epileptic patients, so as to improve the quality of their lives.