Why do you want to do the back? On the back, there is the reflex zone of our internal organs, which regulates our heart, liver, spleen, lungs and kidneys. Chinese medicine believes that the back is yang and the abdomen is yin. The back of human body is basically the yang meridian of human body, and the spine is the governor vein of yang, because the back is closely related to the function of viscera. The back is a place to bear pressure. When you feel tired, do a back, the pressure is reduced, the back is thin, and people are straight, and the whole person is like being reborn. People are getting more relaxed and younger! So, did you have a back massage today?