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What is Dementia?
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Dementia is a term for a number of progressive conditions that have an effect on the brain.​
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Dementia is a term that is used to describe symptoms such as memory loss, confusion, spacial awareness, understanding and decision making that gets worse over time.​​
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Dementia is more common in people over 65, however it can (and does) affect younger people.​
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Dementia is not a normal part of aging; many people do not develop dementia or related symptoms as they age.
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There are over 200 types of dementia.​
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Alzheimer's disease is a type of dementia, which makes up the majority of cases.
Types of Dementia
While there are more than 200 different types of dementia, the most common ones are listed below:
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Alzheimer's disease​
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Vascular dementia​
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Lewy Bodies dementia – or DLB
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DLB and Parkinson's​
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Frontotemporal Dementia (FTD)
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You can read more about the different types of dementia in our article ‘What is dementia’.
Facts & Figures
You are not alone
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There are at least 16,650 people that live with dementia in West Sussex. This is expected to rise to 22,450 by 2030.​
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There are currently 944,000 – 1 million people living with dementia in the UK. This number is predicted to grow to 1.6 million by 2040.​
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World-wide there are 55 million people living with dementia.​
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70,800 people under the age of 65 are living with dementia in the UK - an estimated 7.5 per cent of all those living with a dementia diagnosis​.
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Most people wait up to a year for a diagnosis. In West Sussex, the process takes less than 6 months, with all people assessed at Sage House.