1.2.2 problems from working, sitting at sumitra love honesty (2550) mentioned conclusion education posts. Structure and change the balance of the spine. (Spine) to understand the problems about the ride as well.The neck is curved, pointed. The chest is bent again. But if you look at the front line in the vertical posture is set. Sitting for a long time that bend bend the spine. The เอวหาย or curve.Or can cause back pain due to Sayid of membrane based on bone while you. Which shows the effects of sitting on pain of organs from the table, and, 1 2
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