dimanche 22 juin 2014

Good News Guys, Sunbathing is Addictive

With all of the awareness about sun exposure and skin cancer, were you worried that your trip to the beach/lake would be lacking those fantastic views (bikinis)?


Quote:








Skin cancer is the most common form of cancer in the United States, and UV-seeking behavior is a major risk factor. Many UV seekers meet clinical criteria for a substance-related disorder, but the mechanisms underlying such an addiction have been unclear.



Worry no more.




Quote:








A study published June 19th by Cell Press in the journal Cell reveals that chronic exposure to ultraviolet (UV) radiation causes the release of feel-good hormones called endorphins, which act through the same pathway as heroin and related drugs, leading to physical dependence, tolerance, and addiction-like behavior in rodents.

...

One potential clue is that UV exposure stimulates the production of endorphins, which relieve pain by activating opioid receptors through the same pathway activated by prescription painkillers, morphine, and heroin



I myself used to kayak regularly in Hawaii without sunscreen and am now watching my skin moles for the telltale signs..



Oops, the link: http://ift.tt/1lZyV7o





via JREF Forum http://ift.tt/TjTnZW

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