Dry mouth, or xerostomia, is not a disease in itself, however for many people, it can can cause a range of unpleasant symptoms.  The risk of developing this condition tends to increase with age, and can be usually be associated with a change in composition of the saliva or a reduction of the flow rate of saliva.  However, a small number of cases have no identifiable cause.

Causes of Dry Mouth

  • Dehydration
  • Anxiety
  • Mouth breathing - this can cause the mouth to dry out, especially if this occurs at n...

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