I am a high school student, how to do often insomnia

High school students appear insomnia symptoms are mostly due to sleep disorder, mental tension, stress and other factors caused by, it is recommended to adjust the daily routine, must go to bed before 11 p.m., can drink a glass of sleep milk, or listen to music. Appropriate exercise, release stress. If necessary, you can take diazepam and other sleeping pills under the guidance of a doctor.