Cold sores are red, fluid-filled blisters that usually form near your lips or mouth. Learn about cold sore causes, symptoms, treatment, prevention, and more.

If you have painful, white and red spots in your mouth, you may have canker sores, but what can you do about them? The ulcers are typically small and painful and can affect eating and ...

A dry mouth is common among people with Type 2 diabetes as high blood sugar reduces saliva production. It could also be a ...