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Hypnagogia is the transitional state from wakefulness to sleep, also defined as the waning state of consciousness during the onset of sleep. Its opposite state is described as hypnopompia – the transitional state from sleep into wakefulness.
- Hypnagogic hallucinations. French psychiatrist Jules-Gabriel-Francois Baillarger first described hypnagogic hallucinations in the 1840s. Hypnagogic hallucinations are imaginary events that seem real as you’re on the cusp of falling asleep.
- The Tetris effect. The Tetris effect is a phenomenon where intrusive images or thoughts enter your head after you perform a repetitive activity. It comes from the name of the video game Tetris.
- Hypnogogic jerks. Hypnagogic jerks are sudden muscle contractions that occur when you’re falling asleep. They lead to sudden and strong contractions of your muscles that may jerk you awake.
- Sleep paralysis. Sleep paralysis is a feeling of being awake but being unable to move your muscles. It often occurs along with hypnagogic hallucinations in people with narcolepsy.
Hypnagogia is the period of repose before sleep when people experience hallucinations and insights. Learn how researchers are studying hypnagogia to understand memory, visual imagery, and dreaming, and how it could help treat sleep disorders.
Dec 8, 2023 · Hypnagogic hallucinations are vivid experiences that occur as a person falls asleep. They can involve visual, auditory, or physical sensations, and are not usually associated with mental health disorders or nightmares. Learn how to prevent them and when to seek medical help.
Apr 20, 2016 · Similarly, by comparing the hypnagogic state to REM dreaming, a 2013 study by the same researchers confirmed the long-noted observation that while dreams often feel fully immersive, hypnagogia...
Aug 14, 2022 · Hypnagogia is the state that leads into sleep, where you may experience images, sounds, sensations, and thoughts. Learn how to use hypnagogia for spiritual practice, dream yoga, oneiromancy, and psychological growth.
Aug 26, 2022 · The hypnagogic state refers to a transitional stage between wakefulness and sleep, in which sensory perceptions can be experienced. In this review, we compile and discuss the recent scientific literature on hypnagogia research regarding the future directions proposed by Schacter (1976; Psychological Bulletin, 83, 452).
