Olivia Okereke is a psychiatrist at Massachusetts General Hospital (MGH) and director of Mass General Brigham Division of Geriatric Psychiatry and Aging. She is also the director of MGH’s Center for Racial Equity and Justice. She has been the principal investigator on studies covering topics such as Alzheimer’s disease, late-life depression, and the impacts of dietary patterns—including the role of omega-3 fatty acids—in the cognitive and mental health of older adults.
Featured Expert: Olivia Okereke, MD, MS| March 5, 2026
What if one simple nutrient could simultaneously sharpen your thinking and protect your heart? Omega-3 fatty acids may be the closest thing we have, and...
