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Importance of Human Skin Pigmentations - Essay Example

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This essay analyzes the importance of skin pigmentations due to its functions such as guarding the skin against ultraviolet radiations and synthesis of vitamin D. Light colored people have higher chances of contracting skin cancer and other skin problems such as aging…
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Importance of Human Skin Pigmentations
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Importance of Human Skin Pigmentations

Download file to see previous pages... UVB is the short wave ultraviolet rays from the sun that are less dangerous than the short wavelength Ultraviolet rays known as the UVA. A UVB ray is absorbed at the surface of the skin and their intensity depends on the geographical area, time, and season. Vitamin D is responsible for absorption of calcium in our bodies for strong bones and teeth. Insufficient vitamin D causes brittle bones and rickets and people who have less exposure to the UVB rays from the sun must take vitamin D supplement. The skin is the largest organ and very important for the survival of human beings. Its protective nature to the other body organs and its pigmentation matters a lot in our health. Melanin is therefore very crucial for healthy individuals and where it lacks such as the people with albinism, medical attention is mandatory to prevent skin disorders and cancers.
Skin pigmentation is very important in human bodies especially those living in hot regions such as the African continent. The main functions of melanin are the absorption of the ultraviolet rays from the sun that has a damaging effect by causing diseases such as the skin cancer. Light-skinned people have a problem in coping with the intense radiations from the sun as it causes a lot of damage to their skins. Inadequate melanin cannot absorb all the UVR rays from the sun especially when it is very hot leading to adverse effects such as premature aging, cancers, and vitamin D deficiency. ...Download file to see next pagesRead More
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