Canker sores are painful ulcers that occur in the mouth, including on gums. Here's a look at how to deal with them.

Mouth ulcers, which include canker sores, are small sores that develop within the mouth. There are no definite causes of mouth ulcers, but some injuries, allergies, or sensitivities may trigger them.

When Jamie Powell woke up one morning in late 2019 with a painful bump on her tongue, she assumed she had bitten it in her ...

Experts explain oral yeast infections (oral thrush, candidiasis of the mouth)—including oral thrush symptoms, treatment ...

Suck blisters, or chafed lips, are very common in breastfeeding babies. However, this doesn't mean they're normal. Read on to ...

We tested more than 60 oral hygiene products, from toothbrushes and toothpastes to tongue scrapers and mouthwashes. These 11 ...

Experts explain oral yeast infections (oral thrush, candidiasis of the mouth)—including oral thrush symptoms, treatment options, and prevention methods.

A toothache is usually caused by a tooth or gum problem, but can stem from a non-dental issue. Treatment depends on the underlying cause.

Cold sores and angular cheilitis can look somewhat similar, but they’re two different conditions. Learn more.