Ulcers, cracks and sores are common in the mouth and usually they go away after a few days. However, when there are internal diseases, mouth ulcers, sores and cracks can be just the alarm bells ...

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 ...