Saliva is one of your body's natural defenses against plaque because it acts to rinse your mouth of cavity-causing bacteria and other harmful materials. Dry mouth (also called Xerostomia) is a fairly common condition that is caused by diminished saliva production. People with medical conditions, such

Fluorosis is a condition in which your body has been exposed to too much fluoride. In normal doses (typically found in a safe drinking water system and an ADA-approved toothpaste), fluoride is a healthy compound that promotes strong teeth, which has the ability to fight cavities and other problems. But

Gingivitis is the medical term for early gum disease, or periodontal disease. In general, gum disease can be caused by long-term exposure to plaque, the sticky but colorless film on teeth that forms after eating or sleeping. Gum disease originates in the gums, where infections form from harmful bacteria