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Associations between sleep variables and ostensibly paranormal experiences and paranormal beliefs: A scoping review.

Betul Rauf, Rotem Perach, Juan J Madrid-Valero, Dan Denis, Brian A Sharpless, Hope Farron, Christopher C. French, Alice M. Gregory

British Journal of Psychology November 1, 2023 DOI: 10.1111/bjop.12655 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Scoping review Cross-sectional Preregistered Peer reviewed
Sample size 44
Population Studies on sleep and ostensibly paranormal experiences and beliefs
Topics Lucid dreaming
Keywords Anomalous Parasomnias Sleep disturbance Sleep paralysis Supernatural
Citations 5
Key findings Sleep paralysis, lucid dreams, nightmares, and hypnagogic hallucinations are positively associated with ostensibly paranormal experiences and paranormal beliefs.

Abstract

Night-time is a period of great significance for many people who report paranormal experiences. However, there is limited understanding of the associations between sleep variables and seemingly paranormal experiences and/or beliefs. The aim of this review is to improve our understanding of these associations while unifying a currently fragmented literature-base into a structured, practical review. In this pre-registered scoping review, we searched for relevant studies in MEDLINE (PubMed), PsycINFO (EBSCO), Web of Science and EMBASE using terms related to sleep and ostensibly paranormal experiences and beliefs. Forty-four studies met all inclusion criteria. All were cross-sectional and most investigated sleep paralysis and/or lucid dreaming in relation to ostensibly paranormal experiences and paranormal beliefs. Overall, there were positive associations between many sleep variables (including sleep paralysis, lucid dreams, nightmares, and hypnagogic hallucinations) and ostensibly paranormal experiences and paranormal beliefs (including those of ghosts, spirits, and near-death experiences). The findings of this review have potential clinical implications such as reducing misdiagnosis and treatment development and provide foundations for further research. Our findings also highlight the importance of understanding why so many people report 'things that go bump in the night'.

Comparable studies

Other narrative reviews on lucid dreaming, most cited first.

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