About dementia

Dementia is a word used to describe a group of symptoms including memory loss, confusion, mood changes and difficulty with day-to-day tasks.

There are many causes of dementia, with Alzheimer’s disease the most common.

These pages provide specific information about common causes of dementia, along with more general information. It does not replace any advice given by doctors, nurses or pharmacists, but aims to give background information which we hope you find helpful.

A family sitting in a park

Types of dementia

Dementia is not a disease in itself. Dementia is a word used to describe a group of symptoms that occur when brain cells stop working properly.

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Helpful information

Helpful information

You might have general questions about the diagnosis or symptoms of dementia. Perhaps you’re interested in the treatments currently available, or the risk factors for developing the condition. You will find the answers in these pages.

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Facts and stats

Facts and stats

The facts and statistics around dementia in the UK, including prevalence, the impact on the economy and investment.

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