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Ans: Our skin has special cells
which protect ourselves from the dangerous ultraviolet rays of the sun. These
cells are called "Melanocytes". These cells produce black
substance called melanin which stops the rays to penetrate deep into the skin.
The people with fair skin don't have enough melanin producing cells. For this
reason the people with fair skin. On the other hand, the mild sunrays are
beneficial for our skin and body as these rays produce (Vitamin-D)
in our body. This vitamin is beneficial for our body and health. Sun rays also
stimulates cells regeneration which helps to fight acne, smooth scars and minor
skin infections. Sunrays stimulates immune system and makes us feel happier and
healthier. |
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