Your mouth might tingle or burn before a canker sore appears. Soon, a small red bump rises ... especially because women often get them during certain times in their menstrual cycle. No one knows ...

Benzocaine gel: Over-the-counter gels or creams containing benzocaine, a topical anesthetic, can provide temporary relief by ...

If you look in the mirror at your canker sore, it will be white or yellow with a red border. Canker sores hurt, especially if you eat something hard, crunchy, salty, or acidic (like orange juice). No ...

Other causes may include food allergies ... This is the most commonly seen canker sore and this takes about one to two weeks ...

Read more: Tonsil Stones Explained: Causes, Symptoms, And Treatments If you're waiting for a painful canker sore to run its ...