Some people get the “ick” over feet. Yet problems such as corns and callus are very common. Here’s what causes them as well as the painful condition known as “jogger’s heel”.

Q: I’ve been dealing with a corn on top of my little toe for almost a year. I used the patches you get at the drugstore and it went away, but a few months later, it came back. Why? How do I stop that ...

This patient had a clavus, more commonly known as a “corn.” Corns are localized epidermal thickenings caused by repeated friction or pressure. They occur over bony protuberances, usually on the feet ...