It’s quite distasteful. Your last meal is usually to blame if there’s a bad taste lingering in your mouth — but it could also ...

Infections, injuries, jaw problems, and cancer can all cause mouth pain. The location and type of pain, plus any other symptoms that occur with it, can help with identifying the cause. The pain may ...

Image courtesy of Getty Images. A patient reports to the ED for evaluation of facial swelling and pain lasting 4 days. A 21-year-old man presents to the emergency department (ED) with left facial ...