Usually if you can not sleep before the exam, belong to the mental stress, tension and anxiety and lead to. 1, you can listen to some appropriate and relaxing music. 2, you should also do some appropriate, for example, aerobic exercise, so that the heart rate increases, and sweat, through the body’s fatigue can promote sleep. 3, you can also put some lavender in the room of a kind of aromatherapy, through the aromatherapy also can 4, can also be through the massage way and method, exclude the body accumulation of lactic acid at the same time, but also can reduce the body’s pressure, promote sleep. 5, before going to bed can drink more than 250ml of warm milk, can play a role in enhancing the effect of sleep. 6, you can also take a certain amount of medication, such as glutamate tablets, melatonin, can play in the exam before the sedative tranquilize the mind, and do not play the role of drug dependence. The effect of drug dependence.