The lumbar muscles are an important device to maintain the stability of the waist, easily because of the decline in lumbar muscle strength, lumbar muscle strain, lumbar disc protrusion and other lumbar spine diseases, so the lumbar back muscle exercise is particularly important. Common lumbar back muscle exercise methods are the following: 1, five-point support, supine, both lower limbs flexed, with bilateral heel, the back of the elbow joints, head as a fulcrum, lift the hips, try to lift the abdomen and knee joints flat and the bed into an arch, and then slowly put down the hips; 2, small swallow fly, prone position, bilateral shoulder joints as a support point, gently lift the head and upper limbs, feet also gently lift, so that the lumbosacral muscles Contraction, the body and the bed into an inverted arch, once lasted about 10 seconds. When exercising, be careful not to be violent, need to be gradual.