Meet Your Mighty Microbes
They may be too small to see—thousands could fit into the size of this dot . But they are all over you, inside and out. They outnumber the cells of your body by 10 to 1.
You Are Habitat
Most are bacteria. Some are fungi, like molds and yeasts. And some are viruses, so tiny and so simple that they lie on the boundary between living and not living. All of these tiny organisms are much, much smaller than your
