Nothing is more engaging than a pretty smile and white teeth. If you’re concerned about unusual white areas on your teeth, however, see your dentist to determine the cause, so that together you can find a solution.

Dry mouth is not a common symptom of drinking coffee. Dry mouth may be a sign of dehydration, which can be a side effect of drinking too much caffeine. If you develop dry mouth from drinking coffee, you need to call your doctor to determine the cause of your symptoms.

The tongue is a frequently cut and injured organ because of the risk of the teeth inadvertently biting it. Tongue cuts typically bleed a lot because there are a lot of blood vessels in the tongue. This is because the tongue is mostly muscle and requires a lot of blood flow.

Dry mouth is a condition characterized by a lack of saliva or presence of thick saliva that prevents your mouth from staying moist. It can cause difficulties with chewing, talking and swallowing, increase thirst and increase the risk of developing cavities or mouth sores, according to MedlinePlus.

Children who grind their teeth during the daytime have a condition called bruxism that causes clenching and grinding. Bruxism affects at least 2 out of 10 children, according to KidsHealth.org. Bruxism can do significant damage to your child’s teeth and it causes discomfort of the jaw muscles.

A white coating on the tongue may indicate a variety conditions, ranging in severity from a simple dental hygiene issue to a precancerous growth. An overgrowth of yeast is a leading cause of a white coating on the tongue.

After having a cavity filled, it is normal to experience tooth sensitivity to air, pressure, sweets and temperature. Discomfort of this nature should resolve itself within two to four weeks. If, however, you experience swollen gums after having a cavity filled, another factor is likely involved.

Sore and tender gums can signify the onset of gingivitis, the early stage of periodontal disease, according to the Gale Encyclopedia of Alternative Medicine.

Tongue problems can result from injury, smoking, vitamin deficiency, taking antibiotics, using mouthwash and allergic reactions to certain foods. But for some people, acidic foods are to blame.

Canker sores, also known as an aphthous ulcers, are small sores in the inside of the mouth along the gum line. Canker sores should not be confused with cold sores, which occur on the outside of the mouth or around the lips and are contagious. Canker sores can occur in children or adults and can be painful.

Babies suck their thumbs to comfort or entertain themselves. Your baby's tender skin can become red and cracked after constant thumb-sucking. Several home remedies may help alleviate irritation associated with this habit.

Dental extractions, although uncomfortable, are sometimes necessary. If your tooth is broken, cracked or decayed to the extent that it can't be repaired, or if periodontal disease has damaged supporting bone to the extent that the tooth is loosened, you and your dentist may decide extraction is the best option.