Smoking and other tobacco use can cause oral health problems like gum disease and tooth decay.

Tooth decay is the destruction of tooth structure and can affect both the enamel (the outer coating of the tooth) and the dentin layer of the tooth.

Toothaches and jaw pain are common but can have different sources. Learn more from the experts at WebMD.

Tooth sensitivity is tooth discomfort in one or more teeth that is triggered by hot, cold, sweet, or sour foods and drinks, or even by breathing cold air. The pain can be sharp, sudden, and shoot deep into the nerve endings of your teeth.

Learn here how to prevent and treat tooth discoloration.

WebMD explains tooth plaque and why it can harm your teeth.

An abscessed tooth is a painful infection at the root of a tooth or between the gum and a tooth. Learn what causes this condition and how it is treated.

Do you or a loved one grind teeth at night? Find out what can be done for teeth grinding (bruxism), as well as causes and consequences.

Tooth decay occurs when foods containing carbohydrates (sugars and starches) such as breads, cereals, milk, soda, fruits, cakes, or candy are left on the teeth. 

What does tooth enamel do? WebMD explains what tooth enamel is, what causes it to erode, how to prevent enamel loss, and how to treat it.