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  1. Jun 5, 2021 · Causes. Nightmare disorder is referred to by doctors as a parasomnia — a type of sleep disorder that involves undesirable experiences that occur while you're falling asleep, during sleep or when you're waking up. Nightmares usually occur during the stage of sleep known as rapid eye movement (REM) sleep. The exact cause of nightmares is not known.

  2. May 2, 2024 · Nightmare disorder is a parasomnia that occurs when a person has frequent nightmares that interfere with their sleep, mood, and/or daytime functioning. While most people have nightmares from time to time, nightmare disorder is far less common. People who have occasional nightmares don’t have nightmare disorder.

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  3. en.wikipedia.org › wiki › NightmareNightmare - Wikipedia

    Nightmare. A nightmare, also known as a bad dream, [1] is an unpleasant dream that can cause a strong emotional response from the mind, typically fear but also despair, anxiety, disgust or sadness. The dream may contain situations of discomfort, psychological or physical terror, or panic. After a nightmare, a person will often awaken in a state ...

  4. Apr 26, 2022 · A nightmare, if one occurs at all, usually takes place in the later hours of REM, or rapid eye movement, sleep. A dreamer often awakens with a solid general recollection of the imagery and content.

  5. May 30, 2023 · Drugs that act on chemicals in the brain, such as antidepressants and narcotics, are often associated with nightmares. Non-psychological medications, including some blood pressure medications, can ...

  6. May 2, 2024 · Nightmares vs. Nightmare Disorder . Nightmare disorder involves more than just nightmares that occur every once in a while. Instead, it occurs when frequent nightmares interfere with sleep quality, the ability to fall asleep, or daily life. While occasional nightmares are common, only about 4% of people have nightmare disorder.

  7. Nov 21, 2022 · Nightmare disorder is a pattern of repeated frightening and vivid dreams that affects your quality of life. It ranges from mild to severe and can be short-term or chronic. Nightmare disorder is treatable with various psychotherapies and medications. It commonly affects people with post-traumatic stress disorder (PTSD).

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