Types of dementia Dementia is the broad term used to describe a number of different conditions affecting the brain, including Alzheimer's disease, vascular dementia, frontotemporal dementia, and more. Advice What is dementia? The word 'dementia' describes a set of symptoms that over time can affect memory, problem-solving, language and behaviour. Alzheimer's disease is the most common type of dementia. Read more Advice Alzheimer's disease Alzheimer’s disease is the most common cause of dementia. Learn about the symptoms, how it is diagnosed, and factors that can put someone at risk of developing it. We also look at treatments and support currently available for the condition. Read more Advice Vascular dementia: what is it, and what causes it? Vascular dementia is the second most common type of dementia (after Alzheimer's disease), affecting around 150,000 people in the UK. Find out more about vascular dementia and what causes it. Read more Advice Dementia with Lewy bodies (DLB): what is it and what causes it? Dementia with Lewy bodies (DLB) is a type of dementia caused by Lewy bodies, which are clumps of protein in the cells of the brain. Read more about what DLB is, and who gets the condition. Read more Advice Frontotemporal Dementia (FTD) Frontotemporal dementia (FTD) is one of the less common types of dementia. It is sometimes called Pick's disease or frontal lobe dementia. The first noticeable FTD symptoms are changes to personality and behaviour and/or difficulties with language. Read more Advice What is mixed dementia? ‘Mixed dementia’ is a condition in which a person has more than one type of dementia. Alzheimer’s disease and vascular dementia is the most common type. 17 August 2018 108 Advice Young-onset dementia Find out what young-onset dementia is, including the causes and symptoms, and how it is diagnosed and treated. Read more Advice Creutzfeldt-Jakob disease Creutzfeldt-Jakob disease (CJD) is caused by an abnormally shaped protein called a prion infecting the brain. Read more Advice Alcohol-related ‘dementia’ Find out about Alcohol-related 'dementia' including symptoms, diagnosis, treatment, support and rehabilitation. Read more Advice HIV-associated neurocognitive disorder (HAND) People with HIV and AIDS sometimes develop cognitive impairment, particularly in the later stages of their condition. Read more Advice Mild cognitive impairment (MCI) This page explains what mild cognitive impairment (MCI) is and tells you about some of the main symptoms. Read more Advice Learning disabilities and dementia Read our introduction to dementia in people with learning disabilities. This section includes details of why someone with a learning disability is more likely to develop dementia, and suggestions how they can live well with the condition. Read more Advice Rarer types of dementia Alzheimer's disease is the most common cause of dementia, but there are many rarer diseases and conditions that can lead to dementia, dementia-like symptoms or mild cognitive impairment. Read more
Advice What is dementia? The word 'dementia' describes a set of symptoms that over time can affect memory, problem-solving, language and behaviour. Alzheimer's disease is the most common type of dementia. Read more
Advice Alzheimer's disease Alzheimer’s disease is the most common cause of dementia. Learn about the symptoms, how it is diagnosed, and factors that can put someone at risk of developing it. We also look at treatments and support currently available for the condition. Read more
Advice Vascular dementia: what is it, and what causes it? Vascular dementia is the second most common type of dementia (after Alzheimer's disease), affecting around 150,000 people in the UK. Find out more about vascular dementia and what causes it. Read more
Advice Dementia with Lewy bodies (DLB): what is it and what causes it? Dementia with Lewy bodies (DLB) is a type of dementia caused by Lewy bodies, which are clumps of protein in the cells of the brain. Read more about what DLB is, and who gets the condition. Read more
Advice Frontotemporal Dementia (FTD) Frontotemporal dementia (FTD) is one of the less common types of dementia. It is sometimes called Pick's disease or frontal lobe dementia. The first noticeable FTD symptoms are changes to personality and behaviour and/or difficulties with language. Read more
Advice What is mixed dementia? ‘Mixed dementia’ is a condition in which a person has more than one type of dementia. Alzheimer’s disease and vascular dementia is the most common type. 17 August 2018 108
Advice Young-onset dementia Find out what young-onset dementia is, including the causes and symptoms, and how it is diagnosed and treated. Read more
Find out what young-onset dementia is, including the causes and symptoms, and how it is diagnosed and treated.
Advice Creutzfeldt-Jakob disease Creutzfeldt-Jakob disease (CJD) is caused by an abnormally shaped protein called a prion infecting the brain. Read more
Advice Alcohol-related ‘dementia’ Find out about Alcohol-related 'dementia' including symptoms, diagnosis, treatment, support and rehabilitation. Read more
Advice HIV-associated neurocognitive disorder (HAND) People with HIV and AIDS sometimes develop cognitive impairment, particularly in the later stages of their condition. Read more
Advice Mild cognitive impairment (MCI) This page explains what mild cognitive impairment (MCI) is and tells you about some of the main symptoms. Read more
Advice Learning disabilities and dementia Read our introduction to dementia in people with learning disabilities. This section includes details of why someone with a learning disability is more likely to develop dementia, and suggestions how they can live well with the condition. Read more
Advice Rarer types of dementia Alzheimer's disease is the most common cause of dementia, but there are many rarer diseases and conditions that can lead to dementia, dementia-like symptoms or mild cognitive impairment. Read more
