Soreness of the waist and legs may be kidney deficiency, but kidney deficiency is only a symptom, the cause can be seen in wind-cold-damp evil trapped in the lumbar region leading to lumbar soreness, the cause of which can be lumbar muscle strain, lumbar diseases and internal diseases, as well as organic lesions. It is often accompanied by coldness and coldness in the limbs, depression, lack of warmth at the end of the day, pale complexion, more intense lumbar pain, warmth and refusal to press; it can also be seen in kidney yin deficiency, often accompanied by dizziness and tinnitus, five heartburn, soreness and weakness of the waist and knees, irritability, hot flashes and night sweats, and loss of weight. Kidney deficiency is mostly seen in older people or patients who have been sick for a long time and have a weak body. In addition, men’s lumbar pain is mostly related to men’s uncontrolled sexual life. In addition, organic lesions of the lumbar region, such as lumbar disc lesions, lumbar spine tumors, lumbar muscle strain, etc., can also lead to lumbar pain. Therefore, patients with lumbar pain need to go to the orthopedic department or the Chinese medicine department of the hospital to see the doctor to determine the cause of pain and then treat the symptoms in order to obtain the best treatment effect.