Bad breath is one of those problems that everyone gets occasionally. It’s technically termed halitosis, and can result from poor dental hygiene practices, lifestyle choices, or the food you eat. A common misconception is that bad breath comes from the stomach, but approximately 90% of bad breath actually comes from the mouth. It’s not considered a medically serious problem on its own, but can be embarrassing, and a sign of more serious underlying problems. Here’s how to prevent and treat it (hint, you need more than a mint).