Sleeplessness at night is clinically known as sleep disorder, and it can be divided into short-term insomnia and long-term insomnia according to the frequency and duration of insomnia. Short-term insomnia refers to the course of the disease within a month, the onset of the disease is relatively small generally once a week or so, the next day there will be less energy, more tired, dizzy discomfort, caused by stress, sudden emotional stimulation and other reasons. Long-term insomnia means that the duration of insomnia is more than one month, the number of insomnia is more than two times a week, and the next day you will feel very tired and have no energy to work and study. Long-term insomnia is very harmful to the body, easily cause anxiety, depression and other physical and mental diseases, but also easily cause gastrointestinal disorders, endocrine disorders, cardiac arrhythmia, etc., and can even cause cerebrovascular disease need to pay attention to, to go to the hospital for regular consultation to receive professional treatment.