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Welcome to, the government's portal for information on Alzheimer's disease and related dementias care, research, and support.

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Alzheimer's Disease Fact Sheet

Get the facts about Alzheimer's disease, the most common cause of dementia in older adults. Learn about symptoms, diagnosis, treatment, and caregiving.
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About the ADEAR Center

Find out how the Alzheimer's and related Dementias Education and Referral (ADEAR) Center can help you with answers and resources.
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If you are interested in learning more about Alzheimer's & Dementia, please call us at 1-800-438-4380, Mon-Fri, 8:30 am-5:00 pm Eastern Time or send an email to