It's often characterized as having crooked teeth or a poor bite. Normally, your front teeth align just in front of your lower teeth. The teeth down each side of your mouth also align for an even bite.

This happens when one or some of your upper front teeth sit behind your lower front teeth. This is different from an underbite , which happens when all of your top teeth are behind your bottom teeth.

What are mouth ulcers and what types of mouth ulcer are most common? ... Erythroplakia: Red patches that can develop under the tongue or behind the lower front teeth due to smoking.

Waking with jaw pain, headaches, or earaches? You might be grinding your teeth. Bruxism, often stress-induced, strains your jaw and TMJ. Mouthguards, stress management, and dental advice can help.

If one looks inside the mouth, one can usually see an ulcer. These aphthous ulcers or canker sores are typically single, grey in the centre and red on the outside. They may be on the cheeks, the side ...

Hockey legend Wayne Gretzky once recounted the story of how he lost a few front teeth in an unfortunate accident growing up. The Canadian Hall of Famer appeared on Late Night with Conan O’Brien ...

While you may already know the common signs — persistent mouth ulcers, lumps and red or white patches — Avangart recently revealed five lesser-known symptoms that demand immediate attention.

Gareth Thomson, 48, from Glasgow, first noticed a small red mark on his tongue similar to a common mouth ulcer about two years ago. It didn't cause him any pain, but over time it started to grow.

A woman is urging people not to ignore mouth ulcers that don't go away - after hers turned out to be cancer and she needed 6cm of her tongue cut off.