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Sleep paralysis is a state, during waking up or falling asleep, in which a person is conscious but in a complete state of full-body paralysis. [1] [2] During an episode, the person may hallucinate (hear, feel, or see things that are not there), which often results in fear. [1] [3] Episodes generally last no more than a few minutes. [2]
The word hypnagogia is sometimes used in a restricted sense to refer to the onset of sleep, and contrasted with hypnopompia, Frederic Myers's term for waking up. [2] However, hypnagogia is also regularly employed in a more general sense that covers both falling asleep and waking up.
The temporary inability to talk or move when waking (or less often, when falling asleep), known as sleep paralysis. It may last a few seconds to minutes. This is often frightening but is not dangerous. [medical citation needed] Vivid, often frightening, dreamlike experiences that occur while dozing or falling asleep, known as hypnagogic ...
A hypnic jerk, hypnagogic jerk, sleep start, sleep twitch, myoclonic jerk, or night start is a brief and sudden involuntary contraction of the muscles of the body which occurs when a person is beginning to fall asleep, often causing the person to jump and awaken suddenly for a moment.
Confusional arousal is a condition when an individual awakens from sleep and remains in a confused state. It is characterized by the individual's partial awakening and sitting up to look around. They usually remain in bed and then return to sleep. These episodes last anywhere from seconds to minutes and may not be reactive to stimuli. [9]
We were talking about how great the Memento style use of non-linear time was a great addition to the Bond films only to realise I had been sitting on the remote and rewinding it all night. I think ...
A microsleep is a sudden temporary episode of sleep or drowsiness which may last for a few seconds where an individual fails to respond to some arbitrary sensory input and becomes unconscious. [ 1 ] [ 2 ] Episodes of microsleep occur when an individual loses and regains awareness after a brief lapse in consciousness, often without warning, or ...
Hypersomnia is a neurological disorder of excessive time spent sleeping or excessive sleepiness.It can have many possible causes (such as seasonal affective disorder) and can cause distress and problems with functioning. [1]