We've written previously about how researchers at Stanford and elsewhere are working to determine how microscopic ecosystems that exist in and on the human body may impact personal health. A video posted today on the TEDEducation YouTube channel offers a good primer on how the various species of bacteria populating our skin, mouths, digestive tracks and other areas make us intrinsically unique and influence our well-being.
Previously: Naval gazing: Belly Button Biodiversity project identifies thousands of bacteria species, Cultivating the human microbiome and Contemplating how our human microbiome influences personal health