Epidemiology and Biomarker Study in Alzheimer's Disease

This study tracks people with no memory problems to find early biological markers of Alzheimer's disease before any symptoms appear. You may be eligible if... - You believe your memory and thinking are currently unimpaired - You have adequate literacy, vision, and hearing to complete memory and thinking tests You may NOT be eligible if... - You have seen a doctor specifically about memory concerns - You have a history or diagnosis of cognitive impairment or a neurodegenerative disease - You are enrolled in or have previously participated in an Alzheimer's drug trial - You currently take or have taken prescription memory medications (such as donepezil, lecanemab, or memantine) Talk to your doctor to see if this trial is right for you.