Mouth sores can be a symptom of lupus or a warning sign of a lupus flare. They may or may not be painful, but they still need medical treatment. Lupus is a chronic autoimmune condition that causes ...

While you’re receiving treatment for cancer, some of the drugs you take can cause painful sores to develop inside your mouth. You can also get them if you’ve had a bone marrow (stem cell) transplant ...

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 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 ...

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 ...

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 ...

Hand, foot and mouth disease is a highly contagious — but usually mild — illness that typically affects kids under 5.

Mucositis, or mouth sores, is a common side effect of chemotherapy, radiation therapy, and bone marrow transplant. The mouth is one of the most sensitive parts of the body and is especially vulnerable ...

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 ...

Chemotherapy is a group of powerful medicines that can help slow or stop some cancers. But chemo can affect healthy cells in your body, too, like those that line the inside of your mouth and the kind ...

Canker sores are painful ulcers that form inside the mouth. Most people get their first canker sore during their teenage years. About 2–4 canker sores can develop at the same time. Approximately 1 in ...