A stabbing pain in the lower back can be relieved by taking the next step: i. Keep braking and rest. Patients are advised to rest in bed and not to do any extensive activities involving the trunk. It is also necessary to pay attention to the warmth of the lower back. Patients are advised to use hot water bags or fried salt to apply heat to the lower back. Second, the patient can apply topical ointment that activates blood stasis and reduces swelling and pain to the painful area to relieve inflammation and pain. Third, after taking the above treatment measures, if there is no significant relief, the patient should immediately go to the orthopedic department of a secondary or higher hospital to clarify the cause of the disease to do targeted treatment. There may be a series of diseases such as acute lumbar sprain, lumbar disc herniation, or fracture of the lumbar spine.