Causes of frequent insomnia in patients are physiological insomnia, psychiatric diseases, physical diseases, etc., as follows: First, physiological insomnia: many older people, especially to the age of 50 or older, due to physiological reasons, the brain regulation function is weakened, including some disorders of sleep, so there is often insomnia, you need to take some drugs, such as dezopiclone, zolpidem type of drugs can be alleviated. Second, psychiatric diseases: such as anxiety disorders, depression, can also appear frequent insomnia, need to go to the psychiatric department for consultation. Third, physical diseases: early Parkinson’s disease, early dementia, some heart diseases, some chronic obstructive pulmonary disease, and degenerative diseases of the nervous system, etc., can be frequent insomnia, and need to go to the hospital for evaluation and follow-up treatment.