Oct 282011
What's the poop?

One of my favorite topics at the moment is the human microbiome. That’s the part of us that’s not human. Back in May, I wrote a post about it: A human body has about 10 trillion cells in it. And that very same human body (yours, for example), is also home to 100 trillion bacteria. Your mouth, your nose, your armpits, your navel, your skin and especially your gut are teeming with thousands of different species of bacteria. If you could separate out all those bacteria from the rest of you, they’d weigh 2 kilos.” I was suggesting (only partially in jest) that we’re actually being crowdsourced by a superior form of collective intelligence. Just last month, I wrote another post about how the gut microbiome plays an important role in mental health. I was wrong on one count. I mentioned a study that had found that excessive use of click here to read the whole dang post [...]