If you always have nightmares, use the following solutions: First, check if the patient’s sleep habits are not very good, such as sleeping in a left-sided position to easily compress the heart, unconsciously put their hands on the chest area when sleeping, these bad sleep positions are prone to induce nightmares; Second, to see if the sleep environment is not very good, if it is noisy, and also sleep with cold feet. If there are these problems, it is recommended to improve; third, to check whether there are some diseases, such as intracranial diseases, tumors, heart disease, can include mitral valve closure insufficiency, tricuspid valve closure insufficiency, etc. also prone to nightmares, it is recommended that patients should go to the hospital for examination, through the above methods of treatment after the nightmare phenomenon will gradually be alleviated.