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 ...

Canker sores form inside the mouth on soft tissues like gums, cheeks, or under the tongue, and are not contagious. Cold sores usually appear on or around the lips and are caused by herpes simplex ...

Canker sores and oral herpes, also called cold sores, are common conditions with some similarities, which could lead you to confuse the two. Canker sores and cold sores both occur in or around your ...

Canker sores are lesions in the mouth that usually aren’t serious, but they can be extremely irritating. Here are answers to commonly asked questions about these mouth sores. Canker sores are ...

Canker sores, though often overlooked, are a common oral health issue that can cause considerable discomfort. These small, painful ulcers typically form inside the mouth and can interfere with daily ...