This article was first published on March 4, 2023. It was last reviewed/ updated on March 5, 2023. Question from a Member: Can you please tell us more about hypnagogic–hypnopompic hallucinations…? Hypnagogic hallucinations are “Vivid dreamlike experiences occurring at the transition from wake to sleep” and hypnopompic hallucinations are the same phenomena but occur during…