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What are cavities?

Diana Meeks
Diana Meeks on behalf of Sigma Nursing
Family Practitioner

Globally, cavities are a widespread concern. They are portions of your teeth that have rotted and resulted in small holes due to a lack of good oral health care. The small holes are a result of the tooth enamel wearing down over a gradual process of decay.


Picture of Teeth Anatomy
Globally, cavities are a widespread concern. They are decayed areas of the teeth that have become small holes, due to a lack of good oral hygiene. The small holes are a result of the gradual breakdown of the tooth enamel during the gradual process of decay.

Continue Learning about Cavities

Where in the mouth do cavities often develop?
Dr. Jeanne Morrison, PhDDr. Jeanne Morrison, PhD
Cavities will most likely develop in your back molars and premolars. This is a common location for c...
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What is the most severe type of cavity decay?
Jerry P. Gordon, DMDJerry P. Gordon, DMD
Most dentists would say that a condition called rampant caries is the most severe form of tooth deca...
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Where do cavities usually occur?
American Dental AssociationAmerican Dental Association
Cavities can occur around the edges, or a margin, of fillings, and is common for older adults. Over ...
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What types of food should someone with cavities avoid?
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People with cavities should avoid sticky foods that may stick to their teeth. Sugary foods and some ...
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.