1, half lying sitting when the lumbar spine compression is the most serious For the lumbar spine, people sitting to withstand greater compression than when standing, the crestal vertebrae in the lumbar spine here a forward arc, this arc can help buffer the weight brought by the upper body, when sitting incorrectly, the arc of lumbar spine health will be changed, will increase the weight of the lumbar spine, lumbar intervertebral disc by gravity, become prone to bulge, resulting in lumbar intervertebral disc protrusion. 2, do not make the lumbar spine suspended when sitting It is understood that lumbar disc protrusion is a common orthopedic disease, many people think that this disease only older people or long-term heavy labor will suffer, but from the current clinic situation, many white-collar workers, college students and even high school students are suffering from lumbar disc protrusion. Younger patients mostly think it’s a general contusion, and many don’t even believe they have a lumbar disc herniation. Patients with a herniated lumbar disc often have neck and shoulder pain, numbness in the limbs, restricted movement and other uncomfortable symptoms, and more serious cases can cause muscle weakness, slow gait, or even paralysis, so early treatment is needed. 3, recommendations Normally, when people sit do not make the lumbar spine suspended, usually try to choose to have a full, if the lumbar back, it is best to pad a cushion, the cushion should have a certain hardness, to give the lumbar spine a support, never always rely on the body back support, but the lumbar spine suspended. 4, dietary guidance Clinical often due to the child’s long-term poor sitting posture, resulting in lumbar discs already have a protrusion, and due to a violent jump or movement, resulting in protrusion to compress the nerve. Children in the growth period, should try to sleep in a harder bed, usually eat more food with high calcium content, such as milk, shrimp, bone broth, etc., but also more food containing glucosamine and chondroitin, such as pig’s feet, chicken feet, etc.