If the heart beats violently during sleep and cannot sleep after waking up, the following causes are usually taken into account: 1. Cardiac neurosis, which is directly related to the regulation of the nervous and endocrine systems, such as arrhythmia and tachycardia during sleep. 2. Organic heart disease, such as coronary atherosclerotic heart disease, unstable angina pectoris, myocarditis, pericarditis, etc., which causes violent beating of the heart or acute coronary syndrome. 3. If the patient is suffering from atherosclerotic heart disease, unstable angina or myocarditis, pericarditis, etc., and the heart is beating violently or acute coronary syndrome occurs, the violent beating will cause the patient to wake up. 3, in endocrine metabolic diseases, such as hyperthyroidism and hyperadrenocorticism, the patient will also have a violent beating heart while sleeping. No matter what the cause of the heart beating, you should go to the hospital as soon as possible.