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recording @ barn loan Day 6

As hyperkeratosis (from Greek: hyper - over, keratosis - Horn) is the excessive cornification the skin. The outermost layer of the epidermis, the stratum corneum, is a large area or only occasionally thicker.

In mechanical r stress (especially by pressure) the skin to the increased formation of keratinocytes or corneocytes is excited, because the stratum corneum - limited to the claimed area - thick (proliferation hyperkeratosis ). The stratum corneum thickens

in humans, especially on its feet as a result of the special burden of pressure (weight) and friction. It formed calluses. Such changes are possible with a corresponding stress on other parts of the body.

source: wikipedia