Many patients only know insomnia, but do not know what clinical underlying diseases and insomnia are related, as follows: 1, long-term insomnia will cause depression, if the treatment of insomnia alone, not to see depression or affective medicine, the effect is not good; 2, there are some elderly people, let’s say insomnia because of heart problems, clinical a patient can not sleep at night always sitting, and then insist on two years sitting, can not lie down, lying down After the symptoms of chest tightness and shortness of breath, then suffocating, can only sit the whole night, which seriously affects the sleep, and finally check some indicators, only to know that there is chronic cardiac insufficiency, after solving the chronic cardiac insufficiency, can lie down, can sleep, and further solve the problem of insomnia. There are also patients with chronic sinus bradycardia, which causes poor blood supply to the heart and affects sleep and rest; 3. Patients with brain system, such as frontal lobe infarction, or special locations, including thalamic infarction and hippocampal infarction, which affect depression and anxiety and affect sleep, should be given clinical attention; 4. Some patients, such as apnea, wake up at night and cause insomnia. Therefore, if you encounter a patient with clinical insomnia, first exclude the organic pathology, and then say which department to see clinically, and then consider the problem of regulating insomnia comprehensively.