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WebAug 27, 2009 · UV Effects on Hardwood Flooring. UV light causes wood to change color, especially exotic species. Depending on your type of wood, UV exposure may lighten or darken your flooring, but most tend to darken. The effects are very evident where area rugs or furniture cause an uneven change in color. Typically, color changes occur more rapidly … WebA sunburn develops when the amount of UV damage exceeds the protection that the skin's melanin can provide. A suntan represents the skin's response to injury from the sun. A … WebAug 3, 2015 · These benefits, says, Weller “far outweigh the risk of getting skin cancer.”. 2. Sun exposure improves bone health. It is a well known fact that vitamin D stimulates the … california fake phone number