Brains of Men and Women More Similar Than Different

Dr-Lise-EliotMedicalResearch.com Interview with:
Lise Eliot PhD

Associate Professor of Neuroscience
Chicago Medical School
Rosalind Franklin University
North Chicago, IL 60064   

Medical Research: What is the background for this study?

Dr. Eliot: The hippocampus participates in many behaviors that differ between men and women, such as episodic memory, emotion regulation, and spatial navigation.  Furthermore, the hippocampus is known to atrophy in diseases such as depression, anxiety disorders, and Alzheimer’s disease, all of which are more prevalent in women.  It is conceivable that a premorbid difference in hippocampal volume contributes to females’ greater vulnerability.  In the scientific literature, the hippocampus is often said to be proportionally larger in females than males.  We set out to test this by doing a systematic review of the literature for hippocampal volumes in matched samples of healthy males and females, measured using structural MRI data collected from over 6000 participants of all ages.

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