Dreaming is a normal and essential physiological and psychological phenomenon in the human body. After a person falls asleep, a small part of brain cells are still active, which is the basis of dreams. Normal dreaming activity is one of the important factors to ensure the normal vitality of the organism. Dreams are the result of the brain regulating center balancing various functions of the organism, and dreams are needed for healthy brain development and maintenance of normal thinking. General dreams will disappear naturally after waking up and will not have any effect on the body. Frequent dreams may be a manifestation of insomnia and a decrease in sleep quality, which can lead to discomfort in the body, and this condition is mostly related to the influence of mental emotions. Mental factors: mental tension, excitement, depression, fear, anxiety and other mental factors are factors that affect sleep, and long-term stimulation can lead to excessive dreaming and insomnia. Physical diseases: such as neurosis, hypertension, tumor, cerebrovascular disease, coronary heart disease, thyroid disease, etc. can cause physical discomfort and affect the sleep structure, resulting in excessive dreaming. Other causes: brain workers overuse their brains, noisy environment, excessive drinking, coffee or strong tea stimulation, the influence of drugs, etc., can cause a decrease in sleep quality and produce symptoms such as excessive dreaming. Dreaming is a part of sleep, and there is no need to worry about the excessive dreaming that does not affect the sleep experience. For the phenomenon of excessive dreaming that affects the body and mind, first of all, physical diseases should be excluded, and the lifestyle should be improved, while the psychological factors that cause poor sleep should be removed, and the correct methods and attitudes should be adopted to face the psychological difficulties and gradually solve the real difficulties and contradictions. Many other symptoms will disappear as well.