Read on for specific causes. Canker sores can develop anywhere on the tongue or mouth. They are open white or yellow areas ...

Medically reviewed by Brian T. Luong, DMD "Strawberry tongue" is a term for a tongue that is swollen and bumpy. It is not a health condition but rather a symptom of another disease. Some health ...

swollen tongue. These sores are usually round or oval-shaped with a clear boundary and a gray or yellow center, surrounded by a reddish ring. Canker sores are not contagious; cold sores are.