Sleep bruxism (SB) is defined as a stereotypical jaw movement disorder, characterised byudgrinding or clenching of teeth, occurring in a subject’s otherwise normal sleep. This commonudphenomenon should only be considered pathological when there are associated symptomsudincluding increased occlusal wear, tooth and prosthesis damage, tooth mobility, myofascial painudor other temporomandibular disorders and sleep disturbance to the patient and/or their bedpartner.
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