Usually if you can’t sleep before the exam, you are under too much mental stress, tension and anxiety. 1, you can relax by listening to some relaxing music. 2, you should also do some appropriate, such as aerobic exercise, so that the heart rate increases, and sweat, through physical fatigue can promote sleep. 3, you can also put some lavender aromatherapy in the room, through aromatherapy can also be fast to sleep. 4, you can also massage the body to eliminate the accumulation of lactic acid at the same time, but also to reduce physical stress, to promote sleep. 5, you can drink more than 250ml of warm milk before bedtime. 4, can also be through the way and method of massage, to eliminate the accumulation of lactic acid in the body at the same time, but also to reduce the pressure on the body, to 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, can also take certain drugs, such as glutathione tablets, melatonin vitamin B6 tablets, can play in the exam before the sedation The effect of the role of drug dependence is not played.