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Bruxism is grinding or clenching of the teeth in a person who is unaware they are doing it. It usually happens during sleep.
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The exact cause is not known. Many things may play a role, such as:
This problem is more common in children and young adults. Other things that may raise the risk are:
Problems may be:
The doctor will ask about your symptoms and health history. An exam of the teeth and jaw will be done. This is often enough to make the diagnosis.
This problem may go away on its own in some people, especially children and young adults. In others, the goal is to manage symptoms and prevent damage. Choices are:
There are no known methods to prevent this health problem.
Academy of General Dentistry
Mouth Healthy—American Dental Association
Canadian Dental Association
Dental Hygiene Canada
Bruxism (teeth grinding or clenching). Kids Health—Nemours Foundation website. Available at: http://kidshealth.org/parent/general/sleep/bruxism.html. Accessed March 25, 2021.
Gauer RL, Semidey MJ. Diagnosis and treatment of temporomandibular disorders. Am Fam Physician. 2015 Mar 15;91(6):378-386.
Management of temporomandibular disorders. EBSCO DynaMed website. Available at: https://www.dynamed.com/management/management-of-temporomandibular-disorders. Accessed March 25, 2021.
Teeth grinding. Mouth Healthy—American Dental Association website. Available at: http://www.mouthhealthy.org/en/az-topics/t/teeth-grinding. Accessed March 25, 2021.
Teeth grinding. National Sleep Foundation website. Available at: http://sleepfoundation.org/sleep-disorders-problems/bruxism-and-sleep. Accessed March 25, 2021.
Last reviewed December 2020 by EBSCO Medical Review Board Daniel A. Ostrovsky, MD Last Updated: 03/25/2021