A 43-year prospective cohort study of over 130,000 participants has found that moderate consumption of caffeinated coffee or tea is associated with an 18% lower risk of developing dementia. The research, published in the Journal of the American Medical Association, indicated the benefits were strongest at a daily intake of two to three cups of coffee or one to two cups of tea. [1]
Researchers reported that the observed protective pattern appeared consistent even among individuals with a genetic predisposition to dementia, suggesting the potential role of caffeine. The study was led by a team from Mass General Brigham, Harvard T.H. Chan School of Public Health, and the Broad Institute of MIT and Harvard. [2]
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