Amplified psychological reactions to war predict increased sleep problems among holocaust descendants - Report - MDSpire

Amplified psychological reactions to war predict increased sleep problems among holocaust descendants

  • By

  • Ephraim S. Grossman

  • Amit Shrira

  • Lee Greenblatt-Kimron

  • Yuval Palgi

  • July 8, 2026

  • 0 min

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Heightened emotional responses to warfare forecast greater sleep disturbances in descendants of Holocaust survivors

Overview

This study investigates the intergenerational effects of trauma on sleep disturbances among descendants of Holocaust survivors following the October 7, 2023, attack. It identifies PTSD symptoms and intrusive linkage as factors that may be associated with sleep problems in this population.

Background

Ancestral trauma can lead to increased sensitivity to adverse events in descendants, potentially manifesting as heightened PTSD symptoms and sleep disturbances. Understanding these intergenerational effects is crucial, especially in the context of recent traumatic events that may resonate with historical traumas, such as the Holocaust.

Data Highlights

MeasureTime PointResult
PTSD SymptomsT3Increased
PTSD SymptomsT4Decreased
Intrusive LinkageT3Measured
Intrusive LinkageT4Decreased
Sleep ProblemsT3Measured
Sleep ProblemsT4Decreased

Key Findings

  • 359 Israeli participants were studied before and after the October 7 attack.
  • PTSD symptoms, intrusive linkage, and sleep problems showed a reciprocal relationship.
  • Holocaust background was linked to increased PTSD symptoms and sleep problems in descendants.
  • Indirect effects were observed between Holocaust background and intrusive linkage via PTSD symptoms.
  • Sleep disturbances were identified as a key outcome of increased susceptibility to negative events.

Clinical Implications

Clinicians should consider the potential impact of ancestral trauma on mental health and sleep disturbances in descendants of trauma survivors.

Conclusion

The study emphasizes the need to understand the relationship between ancestral trauma and current sleep disturbances, focusing on PTSD symptoms and intrusive linkage.

Related Resources & Content

  1. Intergenerational effects of the Holocaust following the October 7 attack in Israel - ScienceDirect, 2024 -- Title
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  5. Frontiers in Psychiatry — Perinatal mental health and reproductive behavior among women in wartime Ukraine: a cohort study protocol
  6. The Management of Posttraumatic Stress Disorder and Acute Stress Disorder: Synopsis of the 2023 U.S. Department of Veterans Affairs and U.S. Department of Defense Clinical Practice Guideline
  7. Clinical Practice Guideline for Chronic Insomnia Disorder and Obstructive Sleep Apnea
  8. Intergenerational effects of the Holocaust following the October 7 attack in Israel - ScienceDirect

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