Sleep talking and yelling is not a disease, many people will have the phenomenon of sleep talking, the formation of the reason is related to the patient’s psychological stress or bad habits, poor sleep environment. Many patients in the daytime because of the work is more nervous, stress, emotional instability, easy to lead to the patient in the night sleep with yelling, dream talking behavior. Patients who watch scary movies and dramas before going to bed, leading to mental instability, will also have the problem of yelling and screaming during sleep. If the sleeping environment is not good or the patient’s sleeping habits are not good, such as sleeping with the hand on the chest position or sleeping on the stomach easily. Patients are all prone to nightmares during the night sleep, so there will also be the problem of dream talking and yelling.