Monday, April 19, 2010
Is there such thing as a safe tanning bed?
Vitamin D is an essential part of health for all people, right? So, are tanning beds a safe way to get your healthy and recommended dose of vitamin D for the day? The answer is no. The key difference is the UVA rays and the UVB rays and the way these impact the body. The sun and tanning beds release these two types of light rays, but skin reacts to them in two completely different ways. Although both of these rays have harmful effects with excessive exposure, UVB rays also contribute to the creation of vitamin D in skin. Indoor tanning salons focus on the UVA rays because "overexposure to to UVB rays, which affect the surface layers of skin, quickly causes sunburn [while] UVA rays are responsible for the golden brown tan sought after". Most indoor tanning salons adjust their beds to emmit around 95 percent UVA rays. So, the safest way to get your vitamin D for the day is to make time to sit outside and get things done the old-fashioned way.
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