What is sleep walking caused by ?

Somnambulism: Sleep walking is "somnambulism" and is generally poorly understood...It is generally considered a "parasomnia"....A conditon of altered sleep. It is generally benign, but can pose safety issues for the sufferer...It would be wise to see your family doc for advice and possible referral to a sleep disorder clinic for evaluation and treatment.

Parasomnia: The medical term for sleepwalking is 'somnambulism'. It is one of many 'parasomnias'...Unusual or undesirable events that occur while asleep. It requires consultation with a professional trained in 'sleep medicine'. Using an oral appliance or a CPAP device may remove this behavior.