Kidney deficiency refers to the deficiency of essence, qi, yin and yang of the kidney. It can be caused by unrestrained intercourse, excessive masturbation, emotional disorders, mental stress, overexertion and congenital deficiency of essence and blood. The kidney deficiency can be divided into kidney yin deficiency and kidney yang deficiency, both can cause waist and knee weakness, weakness, patients need to be under the guidance of professional doctors, combined with other symptoms and performance, a comprehensive judgment. 1, kidney yin deficiency: kidney yin, also known as true yin, kidney water, is the root of the whole body yin liquid, the role of nourishing and moistening the internal organs of the body, kidney yin deficiency, that is, kidney water deficiency, mostly due to kidney yin deficiency, deficiency of long-term disease, depletion of kidney yin, lust The kidney yin deficiency, i.e. kidney water deficiency, is mostly caused by deficiency of kidney yin, deficiency in labor and prolonged illness, depletion of kidney yin, emotional desire, delusional movement, indiscriminate intercourse, and internal loss of yin essence. In addition to soreness and weakness of the waist and knees, it also manifests as dizziness and forgetfulness, insomnia and dreaminess, deafness and tinnitus, night sweating, red tongue with little coating, heat in the heart of the hands and feet, and fine pulse. You can take Qiju Dihuang Pills, Liu Wei Dihuang Pills, etc. under the guidance of a doctor, which can benefit the liver and kidneys, nourish Yin and lower fire; 2, kidney Yang deficiency: kidney Yang, also known as true fire, Yuan Yang, is the root of the body’s Yang energy, with warmth and body, Wei Yang solid surface, steam water, promote development, reproduction and other functions. If the kidney yang is deficient, the whole yang energy is deficient, which is caused by insufficient life fire. It is often seen in people who have excessive intercourse, old age, chronic illness, nervousness, or those who have external cold, with clinical manifestations such as cold body and limbs, soreness and weakness of the waist and knees, weakness, pale face, fatigue and forgetfulness, impotence and infertility. Under the guidance of a doctor, Jin Kui Kidney Qi Pill and Right Return Pill can be taken, which have the effect of warming kidney yang and tonifying fire to help yang. Patients should note that symptoms such as soreness and weakness of the waist and knees may also be caused by other reasons, such as malnutrition and lumbar spine diseases, so you should not judge your kidney deficiency based on this symptom alone. In addition, if the patient is diagnosed with kidney deficiency, in addition to following medical advice for active treatment, he or she should ensure adequate rest and at the same time increase the amount of exercise in order to promote physical recovery.