drymA common, and often frustration oral condition, xerostomia can be caused by

• numerous drugs , (prescription and over the counter)
• salivary gland disease
• smoking
• cancer radiation therapy (to which saliva glands are very sensitive)
• habitual mouth breathing
• Other diseases

Besides the discomfort, inadequate saliva can cause increased tooth decay, gum problems, bad breath and digestion problems.
More information on Dry Mouth and coping with it can be found at:

Article from VeryWell (formerly Dentistry.about.com)

From the Mayo Clinic

If you have more questions, visit us our Kitchener Dentist Office in Doon South.

This  information in provided by Doon South Dental, located in Kitchener, Ontario, Canada.  Call us at 1-519-748-4020, we look forward to connecting.