For years, hormone therapy was mostly discussed as a treatment for hot flashes, night sweats, and other frustrating menopause symptoms. Now, researchers are taking a closer look at a much bigger question: could hormone therapy also help protect the brain? Interest in the link between hormone therapy and dementia has grown as scientists explore how falling estrogen levels may affect memory, cognition, and long-term brain health. While the research is still evolving, experts say the conversation is becoming too important for women to ignore.