The causes of poor sleep are complex and can be roughly divided into non-disease factors, such as bad habits, emotional impact, psychological factors, and disease factors, such as cardiovascular disease, respiratory disease, metabolic disease, mental illness, etc. First, non-disease factors: 1, bad habits: patients often stay up late leading to disruption of the body’s sleep biological clock and poor sleep quality during normal rest. It is recommended that patients make a plan to rest regularly every day, even if they can’t fall asleep on time, they should turn off the lights and brew to sleep, not to play with electronic products such as cell phones, adhere to a period of time can adjust the work and rest; 2, emotional impact: patients are affected by something that leads to poor mood before bed, influenced by the body’s hormones, poor sleep at night. You can drink warm milk before bed, listen to some soothing music, deep breathing to adjust the mood and relieve emotions; 3, psychological factors: patients with long-term mental tension will appear insomnia, dreamy and other sleep disorders. You can do psychological counseling to ease the psychological pressure, if necessary, you can take medicine in the hospital, or to the Chinese medicine clinic to use some Chinese herbal formulas, such as Acacia, Yuan Zhi, date palm, Poria, Salvia, Lily, Huang Lian, Wu Wei Zi, oyster, etc. for conditioning; 4, age factors: poor sleep may be related to age, mainly with the growth of psychological, economic and other factors and physiological factors that lead to the influence of older People begin to appear insomnia, dreamy situation, you can improve the quality of sleep by adopting a good routine, appropriate to increase the amount of exercise, less stimulating food and other ways. Second, disease factors: 1, cardiovascular disease: cardiovascular diseases commonly cause poor sleep are mainly coronary heart disease, hypertension, cardiogenic dyspnea, etc. The main reason is that cardiovascular disease can lead to poor blood circulation, lack of oxygen to the brain, and some cardiovascular disease irregular attacks cause patients to panic, etc. For different cardiovascular diseases should take different measures to deal with, such as coronary heart disease and other diseases that can For example, patients with coronary heart disease and other diseases that can cause panic are given psychological care to reduce the fear of disease, and are given appropriate medication to relieve the attack of coronary heart disease. Hypertension reduces blood pressure, and during periods of unstable blood pressure can be kept stable by continuous infusion of antihypertensive drugs using an intravenous pump according to medical advice. Patients with cardiogenic respiratory distress can elevate the head of the bed appropriately and give continuous oxygen inhalation to prevent hypoxia; 2. Respiratory diseases: Respiratory diseases cause poor sleep mainly due to the frequency of cough, chest pain and respiratory distress symptoms. For patients with respiratory diseases, appropriate sedative cough medicine can be given according to medical advice to reduce coughing, painkillers to reduce chest pain, continuous oxygen inhalation to prevent respiratory distress; 3, metabolic diseases: metabolic diseases are more common is hyperthyroidism, hyperthyroidism causes poor sleep may be due to the application of heart rate control drugs (such as beta-blockers), generally relieved after discontinuation of the drug. It may also be due to thyroid hormones leading to mental tension, emotional excitement, etc., can be applied according to medical advice sedative sleeping drugs; 4, mental illness: mental illnesses that lead to poor sleep is more common in depression and mania, for patients with depression can communicate with them more, to reduce their psychological burden, help them sleep. For patients with mania, they can be sedated with sleeping pills to promote their sleep. Therefore, there are various reasons for poor sleep, and we need to give corresponding symptomatic treatment according to the actual situation to improve their sleep quality.