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Sunday, June 6, 2010

Indoor Tanning: The Risks of Ultraviolet Rays

From the Food and Drug Administration:

Sunlamps and tanning beds promise consumers a bronzed body year-round, but the ultraviolet (UV) radiation from these devices poses serious health risks.

“Although some people think that a tan gives them a ‘healthy’ glow, any tan is a sign of skin damage,” says Sharon Miller, M.S.E.E., a Food and Drug Administration (FDA) scientist and international expert on UV radiation and tanning.

“A tan is the skin’s reaction to exposure to UV rays,” says Miller. “Recognizing exposure to the rays as an ‘insult,’ the skin acts in self-defense by producing more melanin, a pigment that darkens the skin. Over time, this damage will lead to prematurely aged skin and, in some cases, skin cancer.”

Exposure to UV radiation—whether from the sun or from artificial sources such as sunlamps used in tanning beds—increases the risk of developing skin cancer, according to the National Cancer Institute (NCI). Melanoma, the deadliest form of skin cancer, is linked to getting severe sunburns, especially at a young age.

Other Risks

In addition to the serious risk of skin cancer, tanning can cause:

Premature aging. Tanning causes the skin to lose elasticity and wrinkle prematurely. This leathery look may not show up until many years after you’ve had a tan or sunburn.
Immune suppression. UV-B radiation may suppress proper functioning of the body’s immune system and the skin’s natural defenses, leaving you more vulnerable to diseases, including skin cancer.
Eye damage. Exposure to UV radiation can cause irreversible damage to the eyes.
Allergic reaction. Some people who are especially sensitive to UV radiation may develop an itchy red rash and other adverse effects.

Advocates of tanning devices sometimes argue that using these devices is less dangerous than sun tanning because the intensity of UV radiation and the time spent tanning can be controlled. But there is no evidence to support these claims. In fact, sunlamps may be more dangerous than the sun because they can be used at the same high intensity every day of the year—unlike the sun whose intensity varies with the time of day, the season, and cloud cover.

For a PDF of the complete brochure from the FDA, visit: http://www.fda.gov/downloads/ForConsumers/ConsumerUpdates/UCM190664.pdf.

This brochure also includes a story about a former Miss Maryland who was diagnosed with melanoma after using tanning beds for years.

If you have trouble with the PDF, visit: http://www.fda.gov/ForConsumers/ConsumerUpdates/ucm186687.htm

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