Life, often heard people say: "did not sleep well last night, made a night of dreams", "I sleep at night more than a dream, almost no sleep"; insomnia symptoms really bother people's normal life, Ningbo Tianyi hospital experts advise to strengthen preventive health measures insomnia. Dream is a common physiological phenomenon, whether you have no dream recall, or there is no sense of a dream, you are bound to do every night 4-5 back dream. Night dreaming is an exaggeration to say that no dream is not reality, not to mention much less dream dreams.