The precautions for lumbar protrusion include proper rest, pay attention to warmth, correct posture and functional exercise. 1. Proper rest: pay attention to proper rest, try to sleep on a hard board bed. At the same time, avoid exertion, prolonged standing or walking, sedentary, etc., so as not to aggravate the condition of lumbar protrusion. 2. Pay attention to keep warm: to strengthen the lumbar warmth, avoid getting cold. Especially in summer, should avoid too much cold shower, should also avoid excessive use of air conditioning, fans, the temperature can not be too low, not to mention the lumbar vertebrae parts of the direct blow. 3. Correct posture: to correct lumbar posture, change the posture regularly, move the lumbar region appropriately, and avoid keeping a posture for a long time. 4. Functional Exercise: Appropriate lumbar back muscle functional exercise, such as flying swallow, five-point support method, three-point support method, etc., can effectively enhance the muscle strength of the lumbar back, which is conducive to reducing the symptoms of lumbar protrusion. The symptoms of lumbar pain, it is recommended to go to the hospital in a timely manner, a clear diagnosis, under the guidance of the doctor’s treatment.