Canker sores are painful sores inside the mouth. The lesions are oval shaped with a yellow-gray center that a red ring surrounds. Canker sores progress through different stages and typically last 1–2 ...

Have you ever woken up to find an annoying red or white bump inside your mouth or on your tongue? It might just be a canker sore, also known as an apthous ulcer. Here's more information about why and ...

Mouth sores are common in people with human immunodeficiency virus (HIV). They usually happen because the virus weakens your immune system, so your body has a hard time fighting infections that cause ...

Canker sores are painful ulcers that form inside your mouth. The sores can affect daily habits like eating and drinking. Experts recommend key practices like regular teeth brushing and flossing to ...

A bump or sore on the roof of the mouth can result from a burn or injury. It may also be a canker sore or cyst, or it may be a sign of an infection, such as candidiasis or hand, foot, and mouth ...

Even though most canker sores are harmless and go away on their own in about one to two weeks, these lesions can be painful and annoying. (1) Whether you’re dealing with your first canker sore or you ...

A canker sore—a painful white ulcer inside the mouth—might be brought on by stress. Or the wrong toothpaste. Or certain foods: tomatoes, peanuts, cinnamon. Or an iron deficiency. Or an allergy. Or a ...

Add Yahoo as a preferred source to see more of our stories on Google. “Although both are seen more frequently in the winter and colder, drier climates, angular cheilitis starts in the corners of the ...

Dan Baumgardt does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A lump, bump, or other lesion on your hard palate may be a cold sore, canker sore, or a type of cyst. A sore that’s bleeding or will not go away may indicate a more serious condition, such as oral ...