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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 .
Nightmares can be caused by extreme pressure or irritation if no other mental disorder is discovered. The death of a loved one or a stressful life event can be enough to cause a nightmare but conditions such as post-traumatic stress disorder and other psychiatric disorders have been known to cause nightmares as well. [14]
A recent study reveals the horrors of what Americans dream about.
The nightmares are intense and often horrifying, sometimes lasting well into the day. “There’s a serial killer after me and the last few years I have the same one,” according to a Canadian ...
What causes nightmares? There are a few things that can hike the likelihood of experiencing nightmares or trigger one. "Stress and sleep deprivation are two common ones that tend to go hand-in-hand.
This is an important factor because the ego-defense mechanisms (e.g. repression and intellectualization) are key in staving off anxiety dreams and nightmares. [1] Conflict in a child's life as well as the approaching of developmental stages can also cause anxiety dreams. For example, there may be conflict present as a child begins toilet training.
Recent research from the United Kingdom suggests that the onset of graphic nightmares and hallucinations, or 'daymares,' could be a sign of autoimmune conditions developing or flaring up.
In addition, nightmares appear ordinarily during REM sleep in contrast to night terrors, which occur in NREM sleep. [2] Finally, individuals with nightmares can wake up completely and easily and have clear and detailed memories of their dreams. [2] [30] A distinction between night terrors and epileptic seizure is required. [30]