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Related Experiment Video

Updated: Jul 2, 2025

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The sleep-circadian interface: A window into mental disorders.

Nicholas Meyer1,2, Renske Lok3, Christina Schmidt4,5

  • 1Insomnia and Behavioural Sleep Medicine Clinic, University College London Hospitals NHS Foundation Trust, London WC1N 3HR, United Kingdom.

Proceedings of the National Academy of Sciences of the United States of America
|February 23, 2024
PubMed
Summary
This summary is machine-generated.

Sleep and circadian rhythm disruptions significantly impact mental health, worsening psychiatric symptoms. Integrating sleep and circadian science offers a new approach to understanding and treating mood, anxiety, and psychosis disorders.

Keywords:
chronobiologymental disordermood disorderpsychosissleep

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Chronobiology

Background:

  • Sleep, circadian rhythms, and mental health are intricately connected, with disruptions in one affecting the others.
  • Poor sleep quality, continuity, or timing can trigger or worsen psychiatric conditions, while mental health issues can disrupt sleep and biological clocks.
  • Current understanding lacks a unified framework integrating the complex interplay between psychiatric disorders, sleep, and circadian processes.

Approach:

  • This review synthesizes current research on sleep-circadian dysfunction as a transdiagnostic factor in psychiatric disorders.
  • It emphasizes biological mechanisms and focuses on adolescent and young adult populations, crucial for early intervention.
  • The review aims to integrate sleep and circadian factors across mood, anxiety, and psychosis spectrum disorders from a transdiagnostic viewpoint.

Key Points:

  • Sleep-circadian dysfunction is a common, transdiagnostic feature across various psychiatric disorders.
  • Biological mechanisms underlying these interactions are increasingly understood.
  • Adolescents and young adults represent a critical window for understanding and intervening in these relationships.

Conclusions:

  • An integrated approach, reframing existing knowledge to incorporate the dynamic interactions between sleep, circadian rhythms, and mental health, is essential.
  • Recognizing sleep-circadian dysfunction as a transdiagnostic factor can improve understanding and treatment of psychiatric disorders.
  • Further research is needed to address identified gaps and opportunities in this field.