The unique melody and rhythm of some music can lower people's blood pressure, slow down the speed of basal metabolism and breathing, and make people's physiological response more moderate under pressure. The therapeutic function of music is to directly vibrate the internal organs through the physical function of music. Because sound is a kind of vibration, and the human body itself is composed of many vibration systems, such as the beating of the heart, the peristalsis of the stomach, the fluctuation of brain waves and so on. When you hear the vibration of music and the vibration of internal organs, it will make the human body secrete a physiologically active substance, regulate blood flow and nerves, and make people full of vitality and vitality. In addition, music has a positive function, which is a way to improve creativity and thinking, make the right brain flexible and guide important alpha brain waves. The unique music rhythm and melody can rest our left brain, which is usually responsible for language, analysis and reasoning; In contrast, it stimulates the right brain, which is in charge of emotion, creativity and imagination, and plays a strong role in improving potential abilities such as creativity and information absorption. Music can be used to promote patients' sleep. Doctors pointed out that listening to suitable music for insomnia patients can really reduce the use of sleeping pills and sedatives. The rhythm of music will affect the harmony of human body; Compared with young people, the neoepinephrine in the elderly is obviously increased; This hormone has been confirmed in recent medical research to be related to the occurrence of sleep and the number of waking up at night. Music has one thing in common: the beat of music is slightly equal to the heart rate of people. Music that is too fast or too slow is not suitable for promoting sleep; Too fast will make people nervous, too slow will make people feel suspense. The rhythm of music acts on pregnant women, and can also affect the physiological rhythm of the fetus, so that the fetus is educated by music. Music is easily rooted in people's hearts and affects people quickly. Pregnant women often listen to some beautiful music, which has a good effect on cultivating sentiment, getting along in harmony, strengthening self-cultivation, improving health and stimulating imagination.