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The spine is one of the most important parts of the body. Not only does it serve to protect your spinal cord, but it is gives your whole body it's structure, allowing you to stand upright and bend with flexibility. Your spine has a natural “S-shaped” curvature when seen from the side of your body. Normally, from a back view, the spine looks straight, but, when the “S-shape” occurs from side to side on ... more