First of all, the most effective way to avoid insomnia, is to make life regular, to develop the habit of going to bed regularly and getting up regularly, so as to establish their own biological clock. Sometimes sleep late due to necessity, and still get up on time in the morning; in case of weekend holidays, avoid sleeping more; sleep can not be stored, sleep more useless. Secondly, to build confidence, the occasional insomnia encountered in life, do not have to worry too much, believe that their bodies will naturally adjust to adapt. The human body and mind are very flexible, one or two nights of insomnia will not cause any difficulties. After occasional insomnia, if you do not worry about the pain of insomnia, you will naturally sleep when you are sleepy. The more you worry about insomnia, the harder it will be to sleep at night. Third, maintain moderate exercise every day to maintain half an hour to an hour of exercise to flexible body organs. But strenuous exercise, before sleep should be avoided as far as possible, some people want to take advantage of strenuous exercise before bedtime, so that the body is tired and easy to sleep, is wrong. Fourth, relax before going to bed. Half an hour before bedtime to avoid excessive effort or strenuous work. Even if you have to take an exam tomorrow, never go to bed with a problem in mind. Listen to soft music before going to bed to help you sleep. Fifth, design a quiet bedroom. Try to make the bedroom isolated from noise, and make a habit of turning off the lights to sleep. Sixth, make the bed simple. Make the habit of sleeping bed only for sleep; do not read in bed, do not talk on the phone in bed, do not watch TV in bed. Because in bed for other activities, often destroy their habits of regular sleep. Seventh, moderate diet before going to bed. Before bedtime, if necessary, you can eat moderate milk, bread, cookies and other food to help sleep. Too full is not good for sleep. And coffee, cola, tea and other stimulating drinks, especially not conducive to sleep. Finally, drinking alcohol is not good for sleep. Many people have misconceptions about alcohol and mistakenly believe that drinking alcohol helps them sleep. It is true that it is easy to fall asleep after drinking, but the sleep induced by alcohol is not easy to last. Once the alcohol is gone, it is easy to wake up, and it is difficult to fall asleep after waking up. And alcoholics are prone to more severe asphyxiating insomnia.