Dementia symptoms and diagnosis Find information on some common symptoms of dementia, how it differs from normal ageing and how to go about getting a diagnosis. Advice Symptoms Dementia can cause a number of different symptoms. Here we explain some of these changes and suggest practical ways to manage them. Advice Diagnosis If you or someone close to you is experiencing changes such as significant memory loss, confusion or language difficulties, it’s a good idea to visit your GP for an assessment. Advice How dementia progresses Find out more about the way dementia progresses, including what to expect at different 'stages' of the condition. Advice The brain and dementia Knowing more about the brain may help someone caring for a person with dementia to understand the condition and support them better. Advice Normal ageing vs dementia We explain the difference between normal ageing and dementia, including examples of potential symptoms for three common types of dementia - Alzheimer's disease, vascular dementia and mixed dementia.