Mucoceles are small, painless cysts that form when saliva becomes trapped in a small pocket on the inside of the mouth, usually on the inner surface of the lips, particularly in lower lip or under the tongue. It is also known as ranula.

Canker sores, also known as aphthous ulcers, can develop due to several reasons, and while there is no one-size-fits-all remedy, there are several strategies to alleviate discomfort and speed up the healing process.