If you notice a painful bump on the roof of your mouth, it could be an abscess—an infection that forms when bacteria invade ...

Have you ever woken up to find an annoying red or white bump inside your mouth or on your tongue? It might just be a canker sore, also known as an apthous ulcer. Here's more information about why and ...

Biting the inside of your lip can lead to pain, bleeding, swelling, and even canker sores. Home remedies usually work, but seek medical help if you can’t stop the bleeding. Share on Pinterest Izusek / ...

Oral squamous cell carcinoma begins in the squamous cells, which are the cells that line the lips and the inside of the mouth. Symptoms can include sores or a lump in the mouth, a sore throat, and ...

Often, a person can take care of a deep cut inside the lower lip with first aid. If significant bleeding continues after applying pressure, then swift medical care may be necessary. Cuts inside the ...