Dentofacial parafunctional disorders

**Definition:** Bruxism is a repetitive jaw-muscle activity characterised by clenching or grinding of the teeth and/or by bracing or thrusting of the mandible. Bruxism has two distinct circadian manifestations: it can occur during sleep (indicated as sleep bruxism) or during wakefulness (indicated as awake bruxism)

**Exclusions:** - Atypical facial pain - dyskinesia - trismus