Most of us associate oral health problems with a visit to the dentist, but it's also an area GPs often deal with.

Halitosis, or chronic bad breath, is a common oral health issue. It's mostly caused by cavities, gum disease or a high-sugar diet, but can also be a result of diabetes, reflux or heartburn.

Mouth ulcers are often a result of gum disease or cavities, and are particularly common in smokers. They can also be a sign of a deficiency in iron, vitamin B12 or folic acid.

Dental abscesses can be treated by your GP with antibiotics, but will also need to be seen by a dentist.

Persistent ulcers or swellings can be a symptom of oral cancer. Approximately one fifth of cancers are oral, and if you are experiencing , you should see your GP.

Dr Ray Walley joined us for our weekly medical consultation to discuss how to look after your oral health and guard against some of the most common problems, such as halitosis, ulcers and abscesses.

Listen to the interview in full by pressing the play button on this page.