Back back good how to wear? Back back good how? Back back good website? Why are people poor posture can correct it? Person's spine is the pillar of the body axis and the hub on the lower body, the growth of the spine to follow the law of the human body mechanics in the human body to form a three-dimensional space, "sagittal, frontal, coronal," the three-dimensional force system. The three force system of the spine and fixed to play the role of traction, so that the spine flexible and flexibility, so that people can do the normal cervical curve, thoracic curve, lumbar curve. People in daily life, due to incorrect habits, or weight-bearing long-term desk and will break the balance of the three-dimensional system of forces, resulting in spinal deformation.

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