coffee and tea help cognitive function
A recent epidemiological study found that the incidence of decreased cognitive function and the risk of dementia were less common in those drinking caffeinated coffee or tea (see cognitive benefit coffee tea JAMA2026 in dropbox, or doi:10.1001/jama.2025.27259) Details : -- two prospective US cohort studies, one including female participants in the Nurses’ Health Study (NHS, n = 86,606, with data from 1980-2023) and male participants from the Health Professionals Follow-up Study (HPFS, n = 45,215, with data from 1986-2023) who did not have cancer, Parkinson disease, or dementia at study entry -- These studies employed a rigorously validated assessment of food and beverage intake through food frequency questionnaires over these many years, with dietary intake collected and updated every 2 to 4 years -- dementia was identified via death records that included 98% complete data through state records, the National Death Index, next-of-kin confi...