Bad breath can arise from a problem in your mouth or throat, or from metabolic processes. Depending on the cause, your breath may smell sweet, sour, rotten, musty, fishy, or like ammonia.

People can lose the ability to smell chronic bad breath — when the nose smells an odor so often that it loses the ability to smell it at all. Accessibility statement Skip to main content.

Bad breath affects many adults. It stems from poor oral hygiene, dry mouth, or food choices. Sometimes, it signals underlying ...

Discover why illness causes bad breath through bacterial growth, dehydration, medications and body chemistry changes. Learn ...

Few things are as off-putting as having bad breath. We inwardly cringe or turn away when a friend or co-worker has stinky breath, and identifying an unpleasant odor coming out of one's own mouth ...

Bad breath can usually be improved with thorough oral hygiene. ... And while breath mints can potentially temporarily mask a bad odor, they aren’t doing much to mitigate the underlying problem.

Learn why bad breath persists after brushing in 80% of cases, including causes like dry mouth, GERD, and gum disease plus treatment options.

7 types of bad breath smells: Causes + cures. Here's how to sniff out the most common types of bad breath smells, plus what you can do to make your breath smell fresher. Frequent offenders include: 1.

In most cases, bad breath comes from the gums and tongue. Some bacteria in your mouth may produce compounds that result in an odor. But most bad breath is the result of poor oral hygiene ...

Halitosis: 11 Possible Reasons Your Breath Smells Bad. Eating garlic and a lax teeth-brushing routine aren't the only answers to the question, "Why does my breath smell?" By. Maria Masters.

It removes up to 75 percent of the bacteria responsible for bad breath, according to research in the Journal of Periodontology. Plus, molecules in the steel lock onto odor-causing sulfur molecules ...