The NHS says that mouth ulcers are common, and most of them are harmless.But sometimes, they say, ulcers ― small, usually ...

Mouth ulcers appear as small round lesions (or sores) in the oral cavity (mouth). Generally the lesions are red, white or grey in colour. In medical term, these are also known as apthous ulcers.

It forms a red area in the mouth that is extremely painful. It also leads to a tingling sensation. The report states that ...

A common children's virus that causes sores in the mouth and a rash on the hands and feet is making the rounds in Knox County ...