Behind the Headline: Me, Myself and Microbes October 20, 2012

Did you know that the human body is actually an ecosystem? It's composed of you and your microbiome: the trillions of microbes that live in and on you. Beneficial bacteria help us digest food, produce essential vitamins, and add to our defenses against infection. Different compositions of the microbiome may be linked to disorders such as obesity, diabetes, heart disease, and even autism. See how new findings about the microbiome are changing the way we look at human health.