20 Sep '12, 11pm

The connection between our #health and the #environment is so simple:

The connection between our #health and the #environment is so simple:

Still, viruses, bacteria, and parasites are ever-alert for opportunities to penetrate our protective layer. As well as frequent nicks and cuts, we have natural openings like mouths, ears, noses, anuses, and genitals, each with its own protective mechanisms. If an invading organism gets inside, we have an incredible barrier, our immune system, constantly generating new proteins to fight off infections we've never even encountered. We have a defence system that recognizes and fights against any cell with a genetic makeup different from our own (which is why it's so difficult to transplant organs, tissues, or cells). Yet, pregnant women support a foetus that is genetically different for nine months. Thanks to evolution, our bodies have powerful ways to ward off illness and infection and enable us to live long and healthy lives. Why, then, do health costs continue to climb at ...

Full article: http://www.davidsuzuki.org/blogs/science-matters/2012/09/...

Tweets

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ran.org 19 Sep '12, 11pm

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davidsuzuki.org 14 Sep '12, 12am

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gbca.org.au 17 Sep '12, 3am

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nature.org 15 Sep '12, 6pm

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va.gov 19 Sep '12, 4pm

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Our Nature Photo of the Week features North America's most beautiful bird:

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blog.nature.org 14 Sep '12, 1pm

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WATCH: New #Vegan Fran Drescher’s Healthy Hummus Recipe

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justluxe.com 19 Sep '12, 8am

A business owner has so many things to consider on a daily basis that it’s not surprising that office improvement probably...