Grinding your teeth and sleepwalking are examples of unusual sleep events, or

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Grinding your teeth (bruxism) and sleepwalking are both examples of parasomnia, which refers to a group of sleep disorders that involve abnormal behaviors, movements, perceptions, or dreams during sleep. Primary insomnia refers to difficulty falling or staying asleep, while obstructive sleep apnea is a sleep disorder characterized by periods of breathing cessation and snoring. Narcolepsy is a neurological disorder that causes excessive daytime sleepiness and sudden sleep attacks.

Grinding Your Teeth and Sleepwalking Are Examples of Unusual Sleep