You likely already know that brushing and flossing twice daily can prevent cavities and gum disease, but do you know why? Your mouth is full of microorganisms, including bacteria, that can thrive and form plaque on your enamel. Then, the acids they produce can erode the protective outer layer of your teeth to infect the tender pulp inside.

However, not all these microbes are harmful; some are even necessary for your body to function at its peak. Continue reading to learn more about the various types of germs in your mouth and whether they hurt or help your dental condition!