Microbes are teeny tiny single-cell organisms that are virtually invisible to the naked eye. Even though you can’t always see them, they are everywhere; in the air, the ground, in food and in our bodies.

Many microbes are essential to many normal and healthy life functions like helping vegetation grow, aiding in our digestion, and breaking down garbage. However, there are also certain type of microbes that can be harmful and disruptive. It’s important to know the difference, so to do this, let’s take a closer look at a few of the different types of microbes: Bacteria, Fungi, and Algae.