Canker sore on gums, also called aphthous ulcers, are small, painful sores that appear at the base of your gums. These lesions only happen inside the mouth and are the most common type of mouth ulcers. They also develop on the lining of cheeks, under the tongue, and inside lips.
Canker sores can happen to anyone, at any age. Most are usually harmless and would go away on their own in a week or two. Some also experience them over and over again. They can be painful but are not contagious. Either way, you’ll want to get rid of them as soon as possible. Read on to know about these pesky sores, how to treat them, and if there are ways to minimize their occurrence.