Lumbar disc bulge is the early manifestation of lumbar disc herniation, because of the degeneration of the annulus fibrosus, the nucleus pulposus is mildly bulging outward, attention should be paid to protection to avoid aggravation of the disease, to avoid further degeneration of the intervertebral disc to form a herniation. First of all, avoid prolonged sitting, prolonged standing, excessive strain, avoid weight bearing, avoid cold, maintain the correct sleeping posture, mainly to axial lying hard bed; maintain the correct sitting posture, do not lower your head, do not rely on, do not sit in a soft chair or chair with backrest; maintain the correct standing posture, do not wear high heels, do not violently turn sideways, as well as try to avoid holding children and holding heavy objects. Next is treatment and protection, including topical medication, acupuncture, massage, physiotherapy and rehabilitation training to enhance the strength of the low back muscle and strengthen the exercise of the low back muscle. The main methods of lumbar back muscle exercise are five-point support, three-point support, small swallow fly, exercise should pay attention to the appropriate degree, step by step, in order to achieve the purpose of waist protection. The main practice of five-point support is to head, elbows and feet to support the bed, lift the abdomen, like an arch bridge, adhere to last a few seconds, do a few groups a day, a group of 10-20 times, exercise moderate, not overload; small swallow fly the main action is the abdominal position, the abdomen on the bed, head, hands and feet up, the shape of the arch, exercise is also to last a few seconds to 1-2 minutes, each time 10- 20, 2-3 sets per day. Regardless of which exercise method, we must pay attention to moderation and intensity, to avoid strain aggravated lumbar disc bulge.