Dementia is a general term for when a person has developed difficulties with judgement, reasoning and memory. Dementia can be caused by several types of disease however the most common (60 to 80% of cases) is Alzheimers disease.
Read more below on risk factors, symptoms, medical treatments and lifestyle considerations.
We’ve also linked the Alzheimers society site which has some great resource for both patients and carers.
https://www.uptodate.com/contents/dementia-including-alzheimer-disease-beyond-the-basics