Pull your upper lip upwards and bottom lip downwards to look inside the mouth for any sores or changes in color. Use your thumb and forefinger to feel around your lips for any lumps or bumps.

Mouth ulcers could signal vitamin deficiencies. Discover how your mouth might be warning you about your nutritional health.

A mouth sore is enough to make your appetite go for a toss, right? Canker sores are painful sores that usually appear inside ...

Sometimes, cold sores appear as little clusters outside (not inside) the mouth and on the side of the lips. They are preceded by a tingling sensation. The herpes simplex virus causes them. Infected ...

They’re mouth ulcers, also known as aphthous ulcers or canker sores. They typically occur on the inner cheeks, inner lips, base of your gums or roof of your mouth, and can also appear on your ...