Sleeplessness at night, also called difficulty sleeping, is a type of sleep disorder, if only occasionally and briefly, the cause can be removed without treatment, if a long time sleeplessness, it is necessary to intervene. First of all, we should work and rest regularly, try not to stay up late, especially during the day, try not to sleep or sleep too long, so as not to have no sleep at night. Secondly, usually pay attention to life before bedtime do not drink coffee, or strong tea and other foods that are easy to excite the nerves, you can properly relax yourself, listen to soft music, drink a glass of milk and take a hot bath, which is conducive to sleep, and finally pay attention to an hour or two hours before bedtime, do not work and study, do not play cell phones before bedtime, which is also easy to cause the brain nerve excitement. If the above does not improve sleep effectively, you need to go to the hospital for diagnosis and treatment, and may need to be treated with sleep improvement drugs.