Nightmare Disorder: Symptoms, Causes, and Treatment
Nightmare disorder (ND) is a sleep disorder in which a person consistently experiences ”frightening, vivid or disturbing dreams,” defined as nightmares, that suddenly wakes them.1 Most people have a nightmare every once in a while, but when nightmares occur regularly, it may be considered nightmare disorder. Nightmare disorder is considered a parasomnia, a type of sleep disorder … Read more