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Early Menopause Linked to Higher Dementia Risk

10/14/2025

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Summary

Story summary

Early menopause raises dementia risk in women.
Post-menopause hormone replacement therapy may lower that risk.
The study, published in the Journal for Alzheimer’s Disease, found that greater lifetime estrogen exposure links to better cognitive performance and larger brain volumes.
Lead author Professor Emer McGrath of the University of Galway emphasizes understanding reproductive health and hormonal levels to address dementia risk.

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Story summary

Early menopause raises dementia risk in women.
Post-menopause hormone replacement therapy may lower that risk.
The study, published in the Journal for Alzheimer’s Disease, found that greater lifetime estrogen exposure links to better cognitive performance and larger brain volumes.
Lead author Professor Emer McGrath of the University of Galway emphasizes understanding reproductive health and hormonal levels to address dementia risk.