Read on for specific causes. Canker sores can develop anywhere on the tongue or mouth. They are open white or yellow areas ...

Medically reviewed by Edmund Khoo, DDS An unhealthy tongue may look red, smooth, or black. Other signs of tongue health ...

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

You may also notice bumps on the back of your tongue, sores that appear on the side, or a white coating. COVID can also sometimes cause loss of papillae, which makes your tongue look smooth.

A dentist may want to check any bumps and sores on your tongue or elsewhere ... growth of cells in your mouth may produce white patches on your tongue that look similar to oral thrush.