Women taking estrogen had fewer signs of Alzheimer’s in their brains

Women who used estrogen-only hormone therapy later in life were less likely to develop dementia and showed fewer signs of Alzheimer’s disease in their brains, ,000 participants. Hormone therapy use was linked to 39% lower odds of a dementia diagnosis and 35% lower odds of Alzheimer’s-related brain changes at autopsy, including amyloid plaques and tau tangles.

Biomarker tests also suggested less amyloid buildup among hormone therapy users.