Saliva flow is important other than appearance and comfort. It keeps the mouth moist and aids in chewing, swallowing, digestion and speech. Dry mouth is a condition from the lack of normal saliva flow. Causes of dry mouth:- Dehydration- Emotional Stress- Anemia- Related to surgery- Medical Conditions- Medication - Allergy - Anti-depressant - Blood pressure- Some mouth washes high in alcohol contentDry mouth symptoms:- Mouth feels sticky- Lips cracked and dry- Tongue may have burning sensationPeople who experience dry mouth are at high risk for developing cavities, gum disease and bad breath. Helping dry mouth:- Chewing gum / lozenges- Humidifier at night- Maintaining good oral hygiene