Q: I get blisters in my mouth very often. What could be the reason for this?

A:Some of the common causes of mouth ulcers are: Gum disease or infection, smoking, chewing tobacco, spicy food. Therefore, if you have a persistent problem with painful mouth ulcers, you need a proper medical consultation with examination and a dental check-up. Depending upon the above consultation, some blood tests maybe requested and treatment could be prescribed.