Michael Greicius, a renowned professor of neurology at Stanford University and expert on Alzheimer's disease, discusses groundbreaking advancements in treatment. He highlights the crucial roles of tau proteins, diverging from traditional amyloid-focused therapies. Greicius emphasizes the importance of healthy lifestyle choices to mitigate Alzheimer's risks while advising against genetic testing until more effective treatments are available. The conversation sheds light on the challenges of clinical trials and the need for innovative approaches in the fight against this debilitating disease.