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The relationship between lucid dream frequency and sleep quality: Two cross-sectional studies

Celina Schadow, Michael Schredl, Janina Rieger, Anja S. Göritz

OPUS June 7, 2018 DOI: 10.11588/ijodr.2018.2.48341 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Cross-sectional study Peer reviewed
Sample size 1,824
Population Students and population-based adults
Topics Dreaming Lucid dreaming
Keywords Sleep quality Population Trait Openness to experience Developmental psychology Cognitive psychology Cognition Psychotherapist
Citations 20
Key findings Lucid dream frequency was significantly associated with poor sleep quality, but this association disappeared after controlling for nightmare frequency, suggesting nightmares may mediate the relationship. The authors propose that sleep quality is not directly impaired by lucid dreaming itself.

Abstract

Lucid dreams are dreams that involve awareness of dreaming while dreaming. As lucid dreaming is accompanied by heightened cortical activation, e.g., in the prefrontal cortex, it was speculated whether lucid dreaming interferes with the restorative function of sleep. Two cross-sectional studies have found inhomogeneous results regarding the relationship between lucid dream frequency and subjective sleep quality. The present studies included a student sample (N = 444) and a population-based sample (N =1380). Regression analyses revealed a significant relationship between lucid dream frequency and poor sleep quality (this relationship was weaker in the student sample) which disappeared when nightmare frequency was statistically controlled. One possible interpretation of the findings is that lucid dreamers seem to have more nightmares and, therefore, poorer sleep quality, i.e., sleep quality is not directly impaired by having a lucid dream. However, alternative causal explanations are equally plausible, e.g., trait variables like the openness to experience might relate to all these variables. Future research should examine this relationship by comparing within-subject differences in sleep quality between nights with and without the occurrence of a lucid dream using a diary paradigm. Whether intensive practice of lucid dream induction techniques, e.g., the wake-up-back-to-bed technique, might have negative effects on sleep quality cannot yet be answered.

Comparable studies

Other cross-sectional and survey studies on lucid dreaming, most cited first.

Study Year Design Participants
The Phenomenology of Lucid Dreaming: An Online Survey Respondents to an online survey about lucid dreams 2014 Online survey n = 684
Frequency of Lucid Dreaming in a Representative German Sample Representative sample of German adults 2011 Cross-sectional survey n = 919
Lucid dreaming: an age‐dependent brain dissociation Students aged 6-19 years 2012 Survey
Terror and bliss? Commonalities and distinctions between sleep paralysis, lucid dreaming, and their associations with waking life experiences Adults aged 18–82 years 2016 Cross-sectional survey n = 1,928
Increased Lucid Dreaming Frequency in Narcolepsy Patients diagnosed with narcolepsy and healthy control subjects 2015 Cross-sectional study n = 979

Citations in the library

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