A white tongue and dryness of the mouth may be indications of conditions such as dehydration or oral thrush according to MedicineNet.com. Smoking, certain medications, and illnesses during which patients don't speak or eat for long periods also cause these symptoms.
A dry, red or cracked tongue is a symptom of a general condition called "dry mouth," according to WebMD. Other symptoms of dry mouth include chapped or cracked lips and excessive thirst.
Burning mouth syndrome, or BMS, causes a burning tongue and a dry mouth, according to MedicineNet. This condition can be a symptom of other conditions or have no known cause. The latter is known as primary BMS, the former as secondary BMS.
Dry white tongue causes include dehydration, drug side effects, environmental irritants, poor hygiene, tobacco or alcohol use, yeast infection, inflammation of the tongue, and consumption of spicy foods. People suffering from white tongue should drink plenty of water an...
A sore tongue can be caused by dehydration, fever and dry mouth, while a sore mouth can be the result of burning mouth syndrome, explains MedicineNet. Sometimes referred pain causes a sore mouth. When this occurs, a problem with the jaw or teeth manifests as mouth pain.
Dry mouth, or xerostomia, is a condition in which the mouth is insufficiently moist, often because the salivary glands aren't producing enough saliva. It is a common side effect of many medications.
A dry mouth and tongue at night may be caused by certain types of medications, several medical conditions and breathing through the mouth while sleeping, as listed by About Health. Those experiencing mouth dryness should be evaluated by a health care professional to det...