Introduction: Why Your Spine Matters The human spine is often described as the backbone of the body—both literally and figuratively. It supports our posture, enables movement, and protects one of the most important structures in the nervous system: the spinal cord. Despite its strength, the spine is also a source of discomfort for many. Back… The post Spine-Chilling Science: How to Keep Your Back Strong and Supported appeared first on IDEA Health & Fitness Association.