Acute injuries and chronic strains of the lumbar spine can be treated with hot compresses when the disease is relatively stable. Hot compresses can effectively promote local blood circulation, which is conducive to the dissipation of inflammation, the absorption of swelling, the relief of symptoms, and the promotion of local tissue repair. Hot compresses are recommended to be done 2-3 times a day, not too many times, and the duration of a hot compress is usually 10-20 minutes, and not too long. The temperature of the hot compress should not be too high, which can easily lead to local skin burns, resulting in a decrease in skin defenses, plus the lower back is in contact with the bed when lying down, the local skin defenses are reduced, and then suffer from extrusion, prone to secondary infection. When the hot compress, to wrap a layer of dry towels on the skin of the lower back and then hot compress, to prevent acute burns on the skin, resulting in discomfort of the hot compress local skin.