Your arches absorb up to 8x your body weight per step. When they collapse, your knees and hips take the hit. If you’ve been told you need orthotics, arch supports, or stability shoes to manage your flat feet, I want you to consider something. Those tools support a weak arch. They don’t build a strong one. Your arches are designed to function like springs. They compress under load, store elastic energy, and release it to propel you forward. It’s an incredibly efficient system when the muscles controlling it are active. But most adults haven’t trained their feet a single day in their lives. Decades of stiff shoes on flat surfaces let the intrinsic foot muscles and the tibialis posterior go dormant. The arch loses tension. And without that tension absorbing force, every step sends unmanaged load straight up through your ankles, into your knees, and into your hips. That mysterious knee pain that no scan can explain. That hip stiffness you assumed was just aging. There is a real chance i...