Mouth ulcers, also known as canker sores, are small, painful lesions that develop in the soft tissues of the mouth, including ...

Mouth ulcers are painful areas in the mouth and gums. They range in size, and the exact symptoms of a mouth ulcer will depend on the type. While mostly harmless, mouth ulcers can be extremely ...

Angular cheilitis is a type of mouth sore that appears at the corners of the mouth. Also known as angular stomatitis and perlèche, this condition can cause swollen, red patches in the corners and ...

Common mouth ulcers, known as aphthous ulcers or canker sores, can bother us all. They’re normally only about 2-3mm in size but can be surprisingly painful. They occur when a patch of the ...