If 1-3 pm sleeplessness occurs occasionally, it may be caused by physiological reasons, such as high mental stress, excessive tension and more things during the day, which may cause it, and the symptoms can be relieved after proper relaxation and stress reduction, and no special treatment is needed. If the patient often appears, it may be a sleep disorder, which may be caused by neurasthenia, and also seen in patients with depression. In neurasthenia, patients can have a sleep disorder, and at the same time may have palpitations, chest tightness, anxiety, irritability, and other symptoms, mainly by applying some nerve regulating drugs, such as glutamate and tranquilizer. Patients with depression can show depressed mood, disinterest in anything, while appearing to wake up early and dream more during sleep, mainly by applying citalopram for treatment.