Cold in the lower back is mostly due to cold and dampness attacking the lumbar meridians, which can be regulated by oral medication or acupuncture therapy. 1. Oral medicine: external cold and dampness, resulting in lumbar meridian paralysis, qi and blood flow is not smooth, the lumbar cold pain, turn side unfavorable, in the cold or rainy days easy to aggravate and other symptoms, the treatment can be oral Qiang Wu Sheng Dampness Soup in order to dispersal of cold and dampness, through the pain. 2. Acupuncture and moxibustion treatment: the principle of treatment is to relieve pain through the meridians, and the main acupoints are Kidney Yu, Large Intestine Yu, the middle of the committee, the waist Yangguan, and the Ashi acupoint (the acupoint where the feeling of acidity, numbness, distension, and pain is obvious). Kidney Yu with lumbar Yangguan can strengthen the waist and benefit the kidneys, removing cold and dampness; the commission with the large intestine Yu can dredge the qi and blood of the lumbar meridians. In addition to acupuncture, moxibustion can also be used at the above acupoints to achieve the purpose of warming yang, dispersing cold, removing dampness and relieving pain. After the symptoms mentioned above, you should consult a doctor in time and use the above treatments under the guidance of a professional doctor, do not use them on your own to avoid damage to the body.