腰椎的变形通常分为前突、后突和侧弯。斜倚或翘腿坐下时,我们的上半身、特别是腰部都处于倾斜状态。但由于人的视线总在寻找水平,所以此时人会下意识把肩调整到水平位置,此刻腰椎就会 Lumbar deformation is usually divided into protrusion, kyphosis and scoliosis. When reclining or tilting your leg to sit down, our upper body, especially the waist, is tilted. However, due to people’s eyes always looking for the level, so this time people will subconsciously adjust the shoulder to the horizontal position, the lumbar spine will be