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Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion
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Hot flashes are associated with altered brain function during a memory task.

Pauline M Maki1,2,3, Minjie Wu4, Leah H Rubin5

  • 1University of Illinois Department of Psychiatry, Chicago, IL.

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|January 9, 2020
PubMed
Summary
This summary is machine-generated.

Physiologic vasomotor symptoms (VMS) in postmenopausal women correlate with poorer memory and altered brain activity in areas like the hippocampus and prefrontal cortex. These findings suggest VMS may directly impact cognitive function during midlife.

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Area of Science:

  • Neuroscience
  • Women's Health
  • Cognitive Science

Background:

  • Vasomotor symptoms (VMS) are linked to cognitive changes, particularly memory deficits, in midlife women.
  • Understanding the neural mechanisms underlying VMS-related memory impairment is crucial for this demographic.

Purpose of the Study:

  • To preliminarily examine the association between VMS and brain activity patterns during a verbal memory task.
  • To investigate the VMS-related brain mechanisms contributing to memory problems in midlife women.

Main Methods:

  • Functional magnetic resonance imaging (fMRI) was used in 14 postmenopausal women with moderate-to-severe VMS.
  • Participants underwent fMRI during verbal memory tasks, alongside VMS monitoring and cognitive testing.

Main Results:

  • Higher frequency of physiologic VMS, not subjective reports, correlated with worse verbal memory performance.
  • Physiologic VMS were associated with altered brain activation in the prefrontal cortex and hippocampus during memory encoding and recognition tasks.
  • These associations remained significant regardless of subjective symptom severity or hormone levels.

Conclusions:

  • Preliminary findings suggest VMS may impact memory through effects on the hippocampus and prefrontal cortex.
  • Further research with larger cohorts is needed to confirm these associations and their clinical implications.