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Related Experiment Video

Updated: May 15, 2025

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation
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Working memory training improves general emotion regulation: Evidence from resting HF-HRV.

Fangfang Long1,2, Lele Chen3, Weiyi Zhou1

  • 1Department of Radiology, Nanjing Drum Tower Hospital, the Affiliated Hospital of Nanjing University Medical School, Nanjing, People's Republic of China.

Neuropsychological Rehabilitation
|April 7, 2025
PubMed
Summary

Working Memory Training (WMT) significantly enhances emotional regulation, as indicated by improved high-frequency heart rate variability (HF-HRV). These positive effects on emotional regulation persist for at least three months post-training.

Keywords:
Working memory trainingemotion regulationresting HF-HRVsustained effect

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Area of Science:

  • Neuroscience
  • Psychology
  • Physiology

Background:

  • Working Memory Training (WMT) is hypothesized to enhance emotional regulation.
  • High-frequency heart rate variability (HF-HRV) serves as a physiological marker for general emotion regulation.

Purpose of the Study:

  • To investigate the impact of 20 days of WMT on general emotion regulation in healthy adults.
  • To assess the maintenance of WMT's effects on emotion regulation three months post-intervention.
  • To explore the correlation between working memory gains and emotional regulation improvements.

Main Methods:

  • Participants underwent 20 days of WMT.
  • Resting high-frequency heart rate variability (HF-HRV) was measured as a physiological indicator.
  • Linear mixed-effects (LME) models were used for statistical analysis.
  • A control group was included for comparison.
  • Follow-up assessments were conducted three months later.

Main Results:

  • A significant improvement in resting HF-HRV was observed after 20 days of WMT.
  • The improvements in HF-HRV were maintained at the three-month follow-up.
  • The WMT group showed significantly better resting HF-HRV compared to the control group.
  • A positive correlation was found between gains in working memory and gains in HF-HRV, persisting over time.

Conclusions:

  • WMT effectively improves general emotional regulation ability.
  • The positive effects of WMT on emotional regulation are stable and last for at least three months.
  • Enhanced working memory capacity is associated with improved emotional regulation following WMT.