Neurodegenerative disease doesn’t begin in your seventies—it builds over a lifetime. In this episode, physician-scientist Dr. Fanny Elahi explores why women face a higher risk of Alzheimer’s, the connection between hormones, stress, and brain aging, and how her lab at Mount Sinai is advancing early detection with blood biomarkers. She also explains why menopause is a crucial time for women’s brain health and the daily habits that can help protect memory and cognitive function.