Canker sores from Crohn’s might at first appear similar to other mouth lesions like cold sores, and they can both be painful. But cold sores have a different cause — herpes simplex virus type ...

As the tumor advances, you may experience pain or a burning sensation in your mouth. The pain is often persistent and may worsen over time. It may also radiate to the ear area. Nutritional ...

Canker sores are painful ulcers that occur in the mouth, including on gums. Here's a look at how to deal with them.

Medically reviewed by Renita White, MD Mouth and tongue lesions are often one of the first symptoms of human immunodeficiency ...