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Published on: 6/20/2025

What are hypnagogic hallucinations and when do they occur?

Hypnagogic hallucinations are vivid, dream-like experiences that occur as you are falling asleep. They are common and usually harmless, happening during the transition from wakefulness to sleep.

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Explanation

Hypnagogic hallucinations happen when you are just about to fall asleep. During this time, your brain is transitioning from being awake to being asleep. These hallucinations can be very vivid and may involve seeing images, hearing sounds, or feeling sensations that aren't really there.

Key Points:

  • When They Occur: Hypnagogic hallucinations occur during the hypnagogic state, which is the period just before you fall asleep.
  • What They Are Like: They can be like dreams and might involve seeing things, hearing noises, or feeling like you're moving.
  • Common and Harmless: Many people experience these hallucinations at some point, and they are usually not a cause for concern.

If you experience these hallucinations and find them troubling, or if they interfere with your sleep, consider reaching out to a healthcare professional or visit 988lifeline.org for support.

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