Hot light skin

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But in the area of ultraviolet radiation, the opposite is true. It has been proven that Vitamin B substances are particularly sensitive to solar radiation, but other vital substances in the blood can also be broken down by a large amount of sunlight. Eskimos stopped along the way, but kept some of their dark skin colour because they ate Vitamin D-rich seafood. They change according to sun conditions. He does research on skin cancer, Vitamin D and health and photodynamic therapy. E-mail this page Share on Facebook Share on Twitter. A deficiency of folates, for example, more frequently causes women to give birth to children with spina bifida, and causes men to be less fertile.

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Tegan. Age: 27.
hot light skin

Our forefathers in Africa surely had to go out into strong sunlight when they were hunting, and they needed protection quickly.

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Sylvia. Age: 25.
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Why Skin Colours Differ

These, along with blood vessels in the naked skin surface, were easily damaged by the hot sun of the equator, and thus dark skin began to evolve. Main navigation jump Main content jump Theme navigation jump Contact information jump. But in the area of ultraviolet radiation, the opposite is true. Some humans migrated eastward from Africa towards Indonesia, continually remaining in the tropics, and kept their dark skin colour. A deficiency of folates, for example, more frequently causes women to give birth to children with spina bifida, and causes men to be less fertile. Dark skin also evolved to protect the blood vessels in the skin as well as the substances in the blood. This happened so that they would be able to get enough Vitamin D.

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