<unk>  is a parasomnia. It is categorized as either idiopathic or symptomatic. Idiopathic<unk>  is the term used when<unk>  is not associated with another ongoing neurological condition. When it results from an identifiable cause,<unk>  is referred to as symptomatic<unk>  (and considered a symptom of the underlying disorder). Almost 92% of patients with idiopathic<unk>  will go on to develop a neurodegenerative disorder. The disorders most strongly associated with<unk>  are the synucleinopathies, particularly Parkinson's disease, dementia with Lewy bodies, and to a lesser extent, multiple system atrophy.
Rapid eye movement sleep behavior disorder
Circadian rhythm sleep disorder
Delayed sleep phase disorder
Advanced sleep phase disorder
Shift work sleep disorder
Idiopathic hypersomnia
Nightmare disorder
Attention deficit hyperactivity disorder