Undo Sitting is a practical, evidence-informed mobility guide for adults whose days are shaped by desks, commutes, and screens. If long hours of sitting leave your hips tight, your back stiff, your shoulders rounded, or your body feeling generally sluggish, this book offers a realistic way to move better without a gym, special equipment, or an all-or-nothing workout plan. Instead of chasing perfect posture or promising quick fixes, it focuses on building a simple daily mobility system you ...