It's amazing how important organisms that live in our intestines (and other parts of our body) are to our health, mood, immune system, and even our offspring.

It's amazing how important organisms that live in our intestines (and other parts of our body) are to our health, mood, immune system, and even our offspring. Related: http://en.wikipedia.org/wiki/Human_Microbiome_Project http://en.wikipedia.org/wiki/Human_Microbiome_Project http://commonfund.nih.gov/hmp/overview http://commonfund.nih.gov/hmp/overview