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Sunglasses and the real reason we should wear them
By Timothy Gorman
Although the majority of the nation's people wear sunglasses for fashion reasons, sunglasses were invented to serve as protection for the eyes against UV Rays produced by natural sunlight.
There are three different types of Ultra Violet Radiation. The first is the UVC rays. These rays are mostly absorbed by the upper atmosphere and show us no reason to be concerned with them. Next are the UVA rays. The human eye directly absorbs the UVA rays, however, there seems to be little or no evidence that these rays cause any type of eye disorders. The last of the ultra Violet Rays is the UVB rays and they are the most dangerous rays that cause damage to the eyes. Studies conducted by the...
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