Bacteria are abundant microorganisms that exist in food, plants, and various parts of the body, including the mouth. While many believe that all bacteria are harmful, some naturally occurring oral bacteria can actually be beneficial. While certain bacteria cause cavities and gum disease, others aid in maintaining your overall health. Keep reading to discover how many oral bacteria are in the average person’s mouth and their impact on your oral health.

March represents the beginning of spring, when life starts to return in all its forms. Naturally, there’s quite a bit to celebrate, which is why there are so many official—and unofficial—holidays this time of year.

However, many of these festivities involve a lot of food, which can present serious challenges to your oral health. Here’s are some March holidays, and what challenges they can present to your oral health.