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    Shine Your Light Twice as Bright on The Longest Day®

    Shine Your Light Twice as Bright on The Longest Day®

    Shine Your Light Twice as Bright on The Longest Day®

    The Longest Day is the day with the most light — the summer solstice. Double your impact to help provide care and support and accelerate research during our The Longest Day Match Challenge.

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    The Alzheimer's Association leads the way to end Alzheimer's and all other dementia — by accelerating global research, driving risk reduction and early detection, and maximizing quality care and support.

    But we can't end Alzheimer's without your help.

    Donate Now

    Celebrate the Summer Solstice

    The Longest Day® is the day with the most light — the summer solstice. The Longest Day participants fight the darkness of Alzheimer's and all other dementia through a fundraising activity of their choice on a day that works for them. Celebrate with us on the summer solstice.
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    Support, Guidance and Connection — All in One App

    My ALZ Journey, our free mobile app, provides step-by-step support, tailored tools and trusted information to make early-stage planning easier for newly diagnosed people and their care partners.
    Download Our App

    Dementia Resources for the LGBTQ+ Community

    The LGBTQ+ community may face unique challenges related to Alzheimer's and dementia. See what resources are available and how the Association can provide support during Pride Month and beyond.
    Find Resources

    Understanding Alzheimer's Disease and Dementia

    Alzheimer's is the most common form of dementia. It causes problems with memory, thinking and behavior.

    We're Here to Help

    Talk to a dementia expert with our free 24/7 Helpline. Get confidential support, crisis assistance, local resources and information in over 200 languages.

    Call 800.272.3900
    Other ways to get help

    "I have called three times and with every call, I have been amazed at how patient, helpful, supportive and devoted you are to helping." — Helpline caller

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    Find a Support Group

    We offer free in-person and virtual support groups for caregivers and people living with dementia. Get local resources and tips from a community who understands.

    Find a Group Near You
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    Understand Treatment Options

    Progress in Alzheimer's research has created promising new treatments. Learn about which drugs are available so you can discuss the options with a doctor.

    See Treatment Options
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    Take the Brain Tour

     Learn how Alzheimer's disease affects a person's memory and other brain functions in our interactive online tour.  

    Start the Tour
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    Get Educated

    Our free upcoming and on-demand ALZ Talks webinars provide education, information, news and resources on a variety of dementia and caregiving topics.

    Watch ALZ Talks
    Our Efforts to End Alzheimer's and All Other Dementia

    Formed in 1980, the Alzheimer's Association is the leading voluntary health organization in Alzheimer's care, support and research.

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    We Provide Care and Support

    In 2024, the Alzheimer's Association provided care and support more than 10 million times through care consultations, support groups, education programs and more.

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    We Accelerate Global Research

    The Alzheimer's Association is currently investing $430 million in over 1,150 active best-of-field dementia projects in 57 countries, spanning six continents.

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    We Advocate for Change

    Advocacy by the Alzheimer's Association has increased the federal funding for Alzheimer's and dementia research to $3.8 billion annually — a more than seven-fold increase in the last decade.

    Learn About Our Efforts and Impact See Our Use of Funds and Finances
    Get Involved in the Fight to End Alzheimer's
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    Participate in an Event Near You

    Find an Event
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    Volunteer with the Association

    Make a Difference
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    Don't Just Hope for a Cure

    Help Us Find One
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    Advocate for Public Policy Change

    Become an Advocate

    Donate in Honor of a Loved One

    Make a Tribute Donation

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    Information for Professionals

    Get tools, guidance, continuing education, funding opportunities, training and other resources for professionals.

    We Work for All Communities
    7+ million Americans

    The Alzheimer's Association serves over 7 million Americans living with Alzheimer's and their nearly 12 million caregivers.

    The Association has a presence in all 50 states through our local chapter offices and collaborates with tribes and tribal organizations to address dementia.

    The Association partners with 30+ national and 900+ local organizations to address health inequities in underserved and underrepresented communities.

    Meet the Alzheimer's Association
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