Dear Dr. Gott: In a past column, you responded to a reader whose daughter suffered from constant mouth sores. You told her to switch toothpastes and use Orajel and similar products. I agree with your ...

Lip ulcers are cold sores, and canker sores are a type of mouth ulcer. Both can cause pain and discomfort but typically clear up without medical treatment. Lip ulcers are another name for cold sores.

Canker sores are painful ulcers that form inside your mouth. The sores can affect daily habits like eating and drinking. Experts recommend key practices like regular teeth brushing and flossing to ...

DEAR DR. ROACH: What do you recommend to reduce healing time for cold sores on the lip? These flare-ups are so frustrating because they can take so long to heal. Is anything available that is better ...

Cold sores — also called fever blisters — are a common viral infection. They are tiny, fluid-filled blisters on and around your lips. These blisters are often grouped together in patches. After the ...

Sometimes your baby can get blisters on their lips. This can be caused by simple things like learning how to breastfeed or it can be a sign of an infection. There are things you can do to make sure ...

Lip cancer is an oral cancer that first develops on the lips, usually causing an open sore or painful lump. Initial warning signs of lip cancer can be hard to recognize. As the cancer progresses, ...