One thing everyone should know is that if shoes don’t fit well then areas of pressure are created and the skin reacts accordingly. This applies to men, women and children. This consistent pressure will result in the body producing a cushion to act as a shock absorber against the pressure. If this persists it starts with a blister and the outer layer of skin thickens. Over time this becomes hard and calloused, while a corn is smaller and more localised, often found over the toe joints.
Corns appear wherever the foot is receiving repetitive shock. Such as the rubbing on footwear or bones striking the ground unusually. It should be noted that a corn may only be the symptom of a larger problem and not the cause.
If you discover that you do infact have a corn or callus you need to consider a few things: