Anonymous19 days ago
A convergence of major studies in 2025–2026 — including a million-woman Lancet meta-analysis, brain imaging research at Mass General, and a new JAMA Network Open analysis of Alzheimer's biomarkers — has produced conflicting conclusions about whether menopause hormone therapy protects against or accelerates dementia. The emerging picture suggests that timing, hormone type, and individual biology may matter far more than the binary question of whether to take hormones at all, leaving millions of women navigating menopause with incomplete guidance.