Patients with advanced cirrhosis sleep a little during the day and hardly sleep at night may be caused by mental psychological factors, endocrine factors and metabolic abnormalities. 1. Psychological factors: patients with advanced cirrhosis have nervousness and anxiety about the disease, which leads to adverse reactions of the body, such as sleeping a little during the day and hardly sleeping at night. 2. Endocrine factors: liver can inactivate some hormones, so when cirrhosis is in advanced stage, liver may lose part of its function, resulting in endocrine hormone disorders in the body, and patients with cirrhosis in advanced stage may sleep a little bit during the day and hardly sleep at night. 3. Abnormal metabolism: liver is an important metabolic organ in human body. When liver cirrhosis advanced stage, liver function decreases, blood ammonia level rises, it will stimulate the nervous system to be disturbed, and the symptom of patients with advanced cirrhosis sleeping a little bit during the day and hardly sleeping at night will appear. Patients with advanced cirrhosis sleep a little during the day and hardly sleep at night may also have other causes, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy under the guidance of the doctor.