Can mouth breathing damage your teeth? Understand how breathing through your mouth can cause cavities, gum disease, bad breath, and what you can do about it.

Breathing is a condition in which you constantly breathe through your mouth rather than your nose. While it may seem harmless, you might think, can mouth breathing damage your teeth? The answer is yes, mouth breathing can damage your teeth. However, it's not the air passing over your teeth that causes the problem. The damage is indirect.