Sleeping without dreaming is related to the patient’s personal constitution, for example, if the patient is mentally more relaxed and stress-free, the quality of sleep in this case will be very good and will not dream. Patients may also have dreams and dreaming, but they do not remember the content of the dream or have no impression at all, so they think they do not dream. However, dreaming is a normal physiological phenomenon of human beings, which occurs in the light sleep period, because the function of the cerebral cortex is active during the light sleep period, and it is easy to produce dreams and fantasy phenomena. If patients do not dream when they sleep, they may wake up in the deep sleep stage and have no memory of the dream. Patients who usually have no dream is a good phenomenon, if usually have more dreams, it is recommended that you can drink a cup of hot milk before going to bed at night to adjust your nerve function, which can ensure the quality of sleep.