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As for that ominous shadow, Dr. Robbins says that hallucination often accompanies sleep paralysis, “some of which can be quite disturbing and take the form of scary figures, such as demons or ...
Sleep paralysis may include hallucinations, such as an intruding presence or dark figure in the room. These are commonly known as sleep paralysis demons. It may also include suffocating or the individual feeling a sense of terror, accompanied by a feeling of pressure on one's chest and difficulty breathing. [9]
The documentary focuses on people suffering from sleep paralysis, a phenomenon where people find themselves temporarily unable to move, speak, or react to anything while they are falling asleep or awakening. Occasionally this paralysis will be accompanied by physical experiences or hallucinations that have the potential to terrify the individual.
Its mirror is the hypnagogic state at sleep onset; though often conflated, the two states are not identical and have a different phenomenological character. Hypnopompic and hypnagogic hallucinations are frequently accompanied by sleep paralysis, which is a state wherein one is consciously aware of one's surroundings but unable to move or speak.
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Sleep paralysis occurs when one is in a conscious state of falling asleep or waking up but unable to move, during which one may experience dream-like hallucinations. A documentary on sleep ...
Cataplexy without narcolepsy is rare and the cause is unknown. The term cataplexy originates from the Greek κατά ( kata , meaning "down"), and πλῆξις ( plēxis , meaning "strike") [ 4 ] and it was first used around 1880 in German physiology literature to describe the phenomenon of tonic immobility also known as " playing possum " (in ...
Narcolepsy is a chronic neurological disorder that impairs the ability to regulate sleep–wake cycles, and specifically impacts REM (rapid eye movement) sleep. [1] The pentad symptoms of narcolepsy include excessive daytime sleepiness (EDS), sleep-related hallucinations, sleep paralysis, disturbed nocturnal sleep (DNS), and cataplexy. [1]