Canker sores develop inside your mouth, like on your gums or cheeks. With some exceptions, cold sores usually form on the outside of the mouth on the lips. The oral lesions caused by canker sores and ...

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 ...

A canker sore in the throat can be painful. However, home remedies, such as sucking an ice cube or using a saltwater gargle, may provide relief. Also known as mouth ulcers or aphthous ulcers, canker ...

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 ...