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Extinction Training During the Reconsolidation Window Prevents Recovery of Fear
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Slow Oscillation-Sleep Spindle Coupling Is Associated With Expectancy Measures of Fear Extinction Retention in

Dan Denis1, Ryan Bottary2, Tony J Cunningham3

  • 1Department of Psychology, University of York, York, United Kingdom.

Biological Psychiatry. Cognitive Neuroscience and Neuroimaging
|September 3, 2025
PubMed
Summary

Sleep spindle-slow oscillation coupling is vital for retaining fear extinction memories. Altered coupling dynamics in posttraumatic stress disorder (PTSD) suggest sleep disturbances impact fear memory retention.

Keywords:
Extinction retentionFear extinctionPosttraumatic stress disorderSleep spindleSlow oscillationTrauma-exposed

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