Antioxidant cream guards skin from UV damage

Antioxidant cream guards skin from UV damage - Yahoo! News: "Thu Sep 18, 2008
"(Reuters Health) - A cream containing vitamin C, vitamin E and ferulic acid protects the skin from sun damage and reduces cancer-associated mutations in skin cells, new research shows...The cream's "mechanism of action is different from sunscreens and would be expected to supplement the sun protection provided by sunscreens,"...The active cream almost completely blocked the production of thymine dimers, a type of UV-related genetic damage, as well as the induction of the tumor suppressor gene p53...While unprotected skin exposed to UV radiation produced substances called cytokines that promote inflammation and suppress immune system function, protected skin did not..."

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Caffeine, exercise may help ward off skin cancer

Caffeine, exercise may help ward off skin cancer Reuters/Yahoo!News 7/30/07 "...Experiments on mice showed that caffeine and exercise together somehow made them better able to destroy precancerous cells whose DNA had been damaged by ultraviolet-B radiation..."We think that it will be important in terms of prevention, and possibly not only for skin cancer but possibly for other cancers as well," Rutgers cancer researcher Allan Conney...Both caffeine and exercise alone increased by roughly 100 percent the mice's ability to kill off precancerous cells that could lead to skin cancer compared to the mice that did neither. But the mice that did both showed a nearly 400 percent increase in this ability..."extremely preliminary data," and there is no evidence of such an effect in people..."

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Childhood sun exposure may lower risk of multiple sclerosis

Childhood Sun Exposure May Lower Risk Of Multiple Sclerosis ScienceDaily 7/23/07 "...The study found the twin with MS spent less time in the sun as a child than the twin who did not have MS. Depending on the activity, the twin who spent more hours outdoors had a 25 to 57 percent reduced risk of developing MS. For example, the risk of developing MS was 49 percent lower for twins who spent more time sun tanning than their siblings..."Sun exposure appears to have a protective effect against MS," said study authors Talat Islam, MBBS, PhD, and Thomas Mack, MD, MPH..."Exposure to ultra violet rays may induce protection against MS by alternative mechanisms, either directly by altering the cellular immune response or indirectly by producing immunoactive vitamin D."..."

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