Kidney yang deficiency and kidney yin deficiency may cause back pain, which should be judged in conjunction with the systemic symptoms. Kidney yang deficiency refers to the symptoms of kidney yang deficiency, kidney yang deficiency (lack of yang energy of the kidneys), can not nourish the body, there will be the symptoms of back and knee pain, but also can be seen fear of cold limbs cold (fear of cold, cold limbs), mental depression, impotence, women’s uterine cold infertility, more than a long period of time to drain, finished grain is not transformed (stools in the more undigested food) and other manifestations. Kidney yin deficiency refers to the deficiency of yin in the kidneys. Kidney yin deficiency, unable to nourish the organism, will appear in the symptoms of lumbar and knee soreness and pain, in addition to dizziness, tinnitus, insomnia and dreaminess, emaciation, hot flashes (a burst of heat), night sweating (abnormal sweating after going to sleep, waking up and sweating stops), and dryness of the bowels, and other manifestations. Lumbago can be seen in both kidney yin deficiency and kidney yang deficiency. Kidney yin deficiency is often accompanied by systemic symptoms of deficiency heat, and kidney yang deficiency is often accompanied by systemic symptoms of deficiency cold. If the symptoms continue to remain unrelieved, it is necessary to consult a doctor in time and do not delay the condition.