Your last meal is usually to blame if there’s a bad taste lingering in your mouth — but it could also be a sign you’re sick.

Khaberni - An unusual taste in the mouth, whether bitter or sour, is not just a fleeting annoyance, but may represent an ...

The unpleasant taste that remains in your mouth for a long time can usually be attributed to the last food you ate. However, ...

Dry mouth, medically known as xerostomia, occurs when the salivary glands don't produce enough saliva to keep the mouth wet. Dry mouth can be caused by medications, lifestyle factors, and medical ...