Dreaming every night indicates poor sleep quality, a type of insomnia, caused by a number of reasons, the common causes are mainly the following: 1, physiological factors, such as high-intensity exercise and work before bedtime or the consumption of strong tea, coffee and other foods that easily excite the brain nerves before bedtime, can cause poor sleep quality, insomnia and other clinical manifestations, but this does not require too much treatment, remove the cause through the full rest can be improved. 2. Disease factors, such as itchy skin, cough, asthma, breathing difficulties, frequent urination and other disease symptoms, can affect sleep, resulting in poor sleep quality or even insomnia. 3, mental factors, such as anxiety, depression and other diseases often accompanied by sleep disorders, can take Dextran for the cause of treatment, serious cases can be applied to sedative-hypnotic drugs, such as alprazolam, zopiclone, etc. to improve sleep symptoms.