22 Jan '12, 7am

Top 3 Benefits of Vitamin D via @Care2

What exactly makes vitamin D so important to our health? Quite simply, it directly and indirectly influences most of what happens in our bodies every second of every day. To understand, you have to shift your thinking a bit. Vitamin D isn’t actually a vitamin. Rather, it’s a hormone precursor that our biological ancestors made from being in the sun. When exposed to UV rays, a chemical cousin of cholesterol in the skin converts to vitamin D, which travels to the liver and is changed to the prehormone calcidiol. Calcitriol (the actual hormone) attaches to more than 2,700 sites on the human genome, and it turns on more than 1,000 genes, prompting them to do their jobs. Creighton University’s Robert P. Heaney, MD, points out that vitamin D is a key part of the biochemical machinery that opens up our entire genome, so cells can tap into the vast information it contains. In a re...

Full article: http://www.care2.com/greenliving/top-3-benefits-of-vitami...

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check out #shbxTop10 via @sneakHerbox !!!! :D

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