Why do corns grow on feet?

Corns on the feet are due to long-term compression or friction, resulting in excessive proliferation of the stratum corneum, stratum corneum thickening, etc. Corns are good for adults, more common in women, often prone to parts of some stress, feet, soles, the inner edge of the toe, the outside of the little toe of the foot, can also occur in the heel and toe tips of these friction parts, stress parts. Lesions are clearly defined pale yellow or dark yellow conical shape, smooth surface, slightly convex, due to the compression of the peripheral nerves in the dermis, so when walking, when the pressure will feel pain is obvious.