There are many reasons for excessive sleep, and the common causes are mainly the following: 1. Physiological factors. High-intensity exercise and work before going to bed, or the consumption of strong tea, coffee, etc., easy to excite the brain nerve food, can affect the quality of sleep, resulting in sleep symptoms, without too much treatment, remove the cause through adequate rest can improve the symptoms. 2, the disease factors. First of all, such as plant nerve disorders are mostly seen in menopausal women, is due to hormonal disorders in the body, clinical manifestations are diverse, can also cause the problem of sleep disorders. Secondly, patients with hyperthyroid hormone function, mostly seen in young people, is due to excessive secretion of thyroid hormones in the body, causing the body’s basal metabolic rate to increase, thus affecting sleep, according to the specific clinical manifestations, to clarify the cause of the primary disease treatment. 3, mental illness, such as anxiety disorders, depression patients, can appear sleep disorders, need to be carried out through the specialist psychological It requires psychological guidance and psychological intervention by a specialist, supplemented by medication, to effectively improve the symptoms.