Nightmare disorder and REM behavior disorder (RBD) typically occur in REM or stage R sleep.

Sleepwalking is considered a NREM parasomnia, meaning it typically occurs during the deeper stages of NREM sleep. There’s a broad range of behaviors that can take place in a sleepwalking episode, ...

Introduction Clinical Presentation and Associated Conditions Differential Diagnosis Legal Implications References Most commonly, NREM parasomnias arise from slow-wave sleep (SWS). Because of a ...

CHICAGO --- If you have sleep apnea or insomnia, sleep specialists have well-vetted guidelines for the best evidence-based treatments. Not so if you have arousal disorders, which include sexsomnia ...