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Music of the Spheres

90% Not Human

19 Jul 2014, 01:20 UTC
90% Not Human
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I am reading a little Kindle book, Honor Thy Symbionts by Jeff Leach. The subtitle is "a collection of short essays about health, life and the co-evolution of humans and our microbes." On the title page it also says, "two organisms that combine and live together for mutual benefit are called symbiont." Good to know!I've read other things about the human microbiome, but these essays are very clear, eye-opening, and even a little bit scary. It's like, everything you know is wrong, starting with "bacteria are bad" - okay, bacteria can be bad, but bacteria are also primary contributors to the vast ecosystem of human and nonhuman cells that make up our bodies. With modern food, antibiotics, and hygiene, it seems we have declared all-out war on these non-human parts of our bodies ignoring the fact that they have co-evolved with our human parts over hundreds of thousands of years or longer. Reading these essays, I feel that in a few years people will look back on our recent "modern" medicine the way we look at 18th century doctors who used leeches and other methods to drain blood from sick people. It must've made sense to them at the time. ...

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