Causes of Flat Feet in Adults: Explained
Flat feet in adults—medically known as pes planus or adult acquired flatfoot deformity (AAFD)—occur when the medial arch of the foot collapses, allowing the entire sole to press flat against the ground while standing. Unlike childhood flatfoot, which often resolves naturally, adult-onset cases are typically progressive, painful, and rooted in structural breakdown. The arch doesn’t…