About dementia

In this section, learn more about dementia, including its most common type (Alzheimer's disease), other types of dementia and evidence-based recommendations on risk reduction and treatment.

Senior woman looking at the horizon

What is dementia?

The term "dementia" doesn't actually refer to one, specific disease. Rather, it's an overall term for a set of symptoms that are caused by disorders affecting the brain.

Learn more
Senior man thinking pensively.

10 warning signs of dementia

Whether you’re concerned for yourself or someone you care about, it's important to know the most common warning signs of dementia so you can ensure an early diagnosis.

Learn more
Woman thinking

What is Alzheimer's disease?

Alzheimer's disease is a chronic neurodegenerative disease that destroys brain cells, causing thinking ability and memory to decline over time. Alzheimer's disease is not a normal part of aging, and is irreversible.

Learn more
Senior woman smiling

Do I have dementia?

If you're unsure whether you have dementia, this section will help you. Get answers to common questions. Learn about dementia symptoms and possible signs, as well as how dementia differs from normal aging. Know when it may be time to seek a diagnosis.

Learn more
Senior woman reading on tablet.

Dementia treatment options and developments

For most forms and cases of dementia, there are currently no treatments that can reverse cognitive decline. However, there are approaches you can take that can help you manage symptoms and maintain your quality of life. This page also includes information about some of the possible treatments in development.

Learn more
Senior man in front of mosque.

Stigma against dementia

Stigma is one of the biggest barriers for people living with dementia to live fully with dignity and respect. Help us fight stigma by learning more about its effects and taking steps to reduce its impact.

Learn more
Marilyn Taylor talking