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What is dementia?


The word dementia describes a set of symptoms that may include memory loss and difficulties with thinking, problem-solving or language. Dementia is caused when the brain is damaged by diseases, such as Alzheimer's disease or a series of strokes.

Read our information on types of dementia including vascular dementia, rarer causes of dementia and how dementia progresses.

For a general overview of dementia, you may wish to read our factsheet, What is dementia?



Help in your local area

Use Dementia Connect, our new online services directory, to find services near you. Enter your postcode, town or city below to search.