When lower back pain occurs, theoretically, hot compresses can help relieve the pain. Hot compresses on the lower back can also improve blood circulation, which is good for back pain. However, there are many causes of pain in the lower back, and it is not possible to apply hot compresses alone to treat it. If there is pain in the waist, such as long-term incorrect posture in daily life, or long-term bending and weight-bearing. This causes the muscles of the lumbar region to be stretched excessively and damage occurs, causing lumbar muscle strain in this situation, which can lead to pain in the lumbar region. In addition, lumbar disc herniation, lumbar spinal stenosis, lumbar spine osteophytes and other diseases can also cause patients to have lumbar pain. Therefore, it is recommended that patients with lumbar pain should actively go to the hospital for a lumbar CT examination to clarify the cause and then give targeted treatment.