Final answer:
Non-Rapid Eye Movement Sleep Arousal Disorder is a sleep disorder characterized by unwanted and disruptive motor activity or experiences during non-REM sleep.
Step-by-step explanation:
Non-Rapid Eye Movement Sleep Arousal Disorder is a sleep disorder that falls under the category of parasomnias. It is characterized by unwanted and disruptive motor activity or experiences during non-REM (NREM) sleep. Individuals with this disorder may engage in complex behaviors, such as sleepwalking, during their sleep. Treatments for this disorder may include medication and modifications to the sleeping environment.