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

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.

Keto breath may smell like acetone—the same stuff used in nail polish remover. However, ... (ANUG) is diagnosed by, among other symptoms, a strong and fetid odor.

Everyone gets bad breath from time to time. Foods like onions or garlic or poor dental habits cause a strong odor in your mouth, which often gets better with simple lifestyle changes. But ...

Here, learn 12 easy ways to prevent or eliminate onion or garlic breath at home. We also discuss the science behind the odor. Garlic and onions add flavor to an extensive variety of foods and have ...

Yup, Booze Can Totally Change Your Body Odor. Alcohol consumption can lead to body odor, bad breath, and even foul-smelling urine. Learn why it happens and how to deal with it.

It’s long been widely believed that dogs can detect extreme emotions by smell. Now scientists at Queen's University Belfast in the U.K. have proven that a dog's nose knows. Acute stress changes ...