Your arch shouldn’t collapse as you age. Posterior tibial tendon dysfunction—also known as adult acquired flatfoot—is a progressive condition that starts with inner ankle pain and ends with rigid deformity if untreated. This guide breaks down who’s at risk, how to recognize it early, the science behind braces and orthotics, and the latest surgery options from tendon reinforcement to fusion.

Learn the causes, symptoms, and treatments for sesamoiditis—pain under the big toe joint. Evidence-based guide

Morton’s neuroma is a common cause of forefoot pain. Learn the real symptoms, the tests that matter, when ultrasound helps, the shoe features that reduce pressure, how to place a met pad, and when surgery makes sense.