Bruxism shows involuntary teeth grinding in individuals, suggesting an oral habit related to jaw contact.
Bruxism is an oral habit that consists of involuntary rhythmic or spasmodic, non-functional teeth grinding or clenching, in contrast to the chewing movement of the mandible. The unbalanced contact of the two jaws can manifest as involuntary teeth grinding, primarily due to the reflex contact of the jaws at night.
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Forrai et al. (2025) studied this question.
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