Who gets dementia?

Most people who have dementia are older than 65. Most older people don't get dementia though.

Most people who have dementia are older than 65.  Most older people don’t get dementia though.

Sometimes a person who is younger than 65 gets dementia, but this does not happen very often.

Doctors don’t always know why some people get dementia and other people don’t. They are working hard to find out more about dementia.

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This information was updated in November 2019 and is due for review in November 2021. Please contact us if you would like a version with references.