These are some curiosities of our body that have to do with the skin:
- Sweat is used to refresh the skin in hot weather.
- No two fingerprints are the same.
- The skin contains a pigment, melanin, which gives color to the skin and protects from the sun. Dark skin contains more melanin.
- The skin has a thickness of two millimeters.
- Freckles are due to an unequal production of melanin.
- House dust contains a huge amount of dead skin cells.
- The half moon at the base of the nail is a layer of skin.
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