Open your mouth and pull your cheeks outwards. You’re looking for any red or white patches on the inside of your cheeks. You can also use your index finger to check for ulcers, lumps, or tenderness.

A mouth ulcer is a painful and typically small lesion that develops in the mouth. Discover causes, how it compares to a cold sore, prevention tips, and more.

A dentist has warned that a common issue in the winter could signal a serious and deadly disease. According to the expert, a persistent mouth ulcer could be a telltale sign of oral cancer. As ...

We’ve written before at HuffPost UK about how something as simple as a bruise or a spot can be a sign of something quite serious. Though rare, a mouth ulcer can also be a sign of more intense ...

The NHS says that mouth ulcers are common, and most of them are harmless. But sometimes, they say, ulcers ― small, usually ...

A dentist has issued a stark warning that a common wintertime complaint could be an indicator of a serious and potentially fatal condition. The expert cautions that a persistent mouth ulcer might ...

Though rare, a mouth ulcer can also be a sign of more intense sickness, too. As the NHS and ASDA have paired up to share some symptoms of mouth cancer on the backs of toothpaste and mouthwash ...

Saskia Rogers never thought the ulcer in her mouth was anything to worry about. The then 16-year-old school girl, from Hobart, Tasmania, could feel a tiny bump on the roof of her mouth with her ...

Common mouth problem was the ONLY warning sign of cancer - I had to have my tongue removed. READ MORE: Unglamorous symptom of stage 3 colon cancer I got at 33 By JADA BAS. Published: 05:42 EDT, 28 ...