A callus is a hard, thickened patch of skin that develops due to repeated friction or pressure, most often on the palms of the hands or soles of the feet. It differs a corn which is an inward growth ...
Q: I'm not sure if it's a corn or a callus, but I have a painful spot of hard, thick skin on my little toe. My manicurist said that she could remove it during a pedicure. Is that safe? I'm worried ...