Why Shapecrunch Arch Support Shoes Are a Better Choice for Flat Feet Flat feet, also known as fallen arches, happen when the natural arch of the foot is very low or collapses while standing and walking. This changes the way body weight is distributed through the feet. In a healthy foot, the arch works like a natural shock absorber. It helps distribute pressure, stabilise the foot, and support efficient movement. When the arch collapses, the foot often rolls inward more than n