Most people only think about their spine once it hurts. By then, the problem's often been building for months. Small restrictions in spinal movement rarely announce themselves early, they show up as stiffness, occasional tension, or a bit of discomfort that comes and goes. By the time it's a constant ache, it's usually been developing for a while. Comment POSTURE for our free Desk Ergonomics Checklist, one of the simplest places to start.