Pressure or friction: Calluses and corns form naturally to protect areas of skin where there is repeated pressure or frequent friction. Corns and calluses are thickened dead skin material. Corns hurt when they grow big and start pressing into the deeper parts of the foot (especially if the corn is on the bottom of the foot, and a person has to stand on the corn).
Answered 9/28/2016
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Corns: Corns develop by skin irritation over bony prominences. It's layers of.
Answered 4/24/2015
5.5k views
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