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Don't forget - researchers have established that the body will synthesize Vitamin D in excess of 20,000 international units with just 10 to 15 minutes full body exposure in the summer sun. 20 times higher than the alleged safe upper limit set by the antivitamin crowd. Does our body know better than the "experts?"
Vitamin D is known to be anti viral and an immune system moderator. People with allergies do better with Vitamin D.
In the Northern Hemisphere the flu season begins in the fall and ends in the spring when the sun is lowest on the
horizon and the Vitamin D making ultra violet B rays are weakest. There are no flu epidemics currently in southern
hemisphere lands such as Australia where they are enjoying their summer. The exceptions are during the rainy season
in the tropics when exposure to sunlight's Ultra Violet B rays is reduced. - CW
Vitamin D is associated with a lower risk of cancer
A daily dose of 1000 IU of vitamin D could reduce the incidence and mortality associated with colon, breast, prostate, and ovarian cancer, an extensive review says.
The review searched PubMed in December 2004 for epidemiological studies looking at the association between cancer and vitamin D, sunlight, ultraviolet radiation, and latitude. The study, which was published online in the American Journal of Public Health on 27 December ( www.ajph.org , doi: 10.2105/AJPH.2004.045260), found 63 observational studies, and of these 30 looked at colon cancer, 13 at breast cancer, 26 at prostate cancer, and seven at ovarian cancer. Most studies found that a sufficient intake of vitamin D protected against cancer.
The researchers, led by Cedric Garland, from the University of California at San Diego, said: "The evidence suggests that efforts to improve vitamin D status, for example by vitamin D supplementation, could reduce cancer incidence and . . . [ Full text of this article]
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