Hypertension, the main reason is the room labor injury kidney, liver injury caused by liver and kidney yin and yang loss. Causing the qi does not carry blood caused by the body yin and yang growth and decline, especially liver and kidney yin and yang disorders. Because the liver and kidney yin deficiency, liver yang hyperactivity, the formation of the pathological phenomenonvirtual of lower jiao energy deficiency and uper jiao hyperactivity . Moreover, the liver qi stagnation will damage the normal function of the spleen and stomach (liver wood restricting the spleen earth), and qi stagnation leads to blood stasis.