Several medical studies have proved that tanning is beneficial to the human body. The major benefit is the strengthening of the bones. That is, the absorbed ultraviolet radiation activates substances in the skin the much needed vitamin D, and vitamin D is important in making the bones tough.
There is, however, another documented benefit of tanning. Tanning helps the skin protect itself from further exposure to ultraviolet radiation. This was reported in the September 1999 issue of the Journal of Investigative Dermatology. The report was authored by Dr. Barbare A. Gilchrest and Dr. Mark S. Eller. Both worked at the Department of Dermatology at the Boston University School of Medicine.
The journal report stated five important points:
1. The UV radiation produces the protective melanin pigments.
Why are melanin pigments considered protective? The melanin in the skin helps the body expel excess energy from further ultraviolet exposure. The excess energy can cause harm but, with the aid of melanin, this is removed from the body in the form of heat. The melanin can also deactivate the free radicals, which are infamous for their destructive action on the...
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