Types of dementia
Dementia is the broad term used to describe a number of different conditions affecting the brain, including Alzheimer’s disease. Learn more about the different types of dementia.
What is dementia?
These pages explain what dementia is, including the causes and symptoms, and how it is diagnosed and treated. They also look at the different types of dementia.
Alzheimer’s disease
This group of pages describes the symptoms of Alzheimer’s disease, how it is diagnosed, and the factors that can put someone at risk of developing it. We also look at the treatment and support currently available.
Vascular dementia: what is it, and what causes it?
This group of pages describes the symptoms of Alzheimer’s disease, how it is diagnosed, and the factors that can put someone at risk of developing it. We also look at the treatment and support currently available.
Dementia with Lewy bodies:
Dementia with Lewy bodies (DLB) is a type of dementia that shares symptoms with both Alzheimer’s disease and Parkinson’s disease.
Frontotemporal dementia:
what is it?
This group of pages describes the symptoms of Alzheimer’s disease, how it is diagnosed, and the factors that can put someone at risk of developing it. We also look at the treatment and support currently available.
Creutzfeldt-Jakob disease
Creutzfeldt-Jakob disease (CJD) is caused by an abnormally shaped protein called a prion infecting the brain.
Young-onset dementia
These pages explains what Young-onset dementia is, including the causes and symptoms, and how it is diagnosed and treated.
Alcohol-related brain damage
Learn more about Alcohol-related brain damage (ARBD) and read practical tips for carers supporting someone with the condition.
HIV-related cognitive impairment
People with HIV and AIDS sometimes develop cognitive impairment, particularly in the later stages of their illness.
Mild cognitive impairment(MCI)
This page explains what mild cognitive impairment (MCI) is and tells you about some of the main symptoms.
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.
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.