Increased dreaming at night is called excessive dreaming, which is a manifestation of insomnia. Mainly, the dreaming increases significantly and the nightmares are successive, which seriously affects the sleep quality of patients and can lead to poor daytime mental health and low learning and working efficiency. Mainly related to the following factors: First, anxiety, depression, mostly seen in women, early can be manifested as increased dreaming, with the progress of symptoms can appear irritability, nervousness, depression, self-blame, always feel that there are bad events, etc.. Second, excessive mental stress, mental stress mainly comes from both life and work, especially in female patients, it is recommended that patients should pay attention to self-regulation, pay attention to the combination of work and rest at work, do not give themselves too much pressure, and if necessary, they can go to the psychiatric psychology department for consultation. Hyperthyroidism and changes in the sleep environment at night can also lead to increased dreaming. Patients are advised to change their sleep environment and, if necessary, go to the endocrinology department to check the thyroid function.