Popular questions...


What causes bruxism?

While the exact causes of bruxism have not been identified, factors that are thought to contribute to development of bruxism include: stress and anxiety; sleep disorders, such as obstructive sleep apnea; problems with teeth alignment; gastric reflux; some medications, including antidepressants (such as fluoxetine and sertraline) and phenothiazines (such as chlorpromazine and fluphenazine), which are used to treat mental health conditions; medical conditions, such as Parkinsons's disease and Huntingtons's disease, and; lifestyle factors such as smoking, using stimulant drugs (such as amphetamines, ecstasy and cocaine) or excessive alcohol or caffeine consumption.

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About this article

Author: Lauren Donley BSc (Hons)
First answered: 10 Jul 2015
Last reviewed: 19 May 2018
Rating: 4.1 out of 5
Votes: 868 (Click smiley face below left to rate)
Category: Teeth grinding


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