About dementia Find the information about dementia you need to know, including symptoms, types, treatments and risk factors. Navigation Types of dementia Dementia is the term used to describe a set of symptoms that occur when the brain is affected by disease. Navigation Symptoms and diagnosis Find information on some common symptoms of dementia and ways to manage them, the process of getting an assessment, and what to do after a diagnosis. Advice Treatments There is currently no cure for dementia. However, there are drugs and non-drug treatments that can lessen a person’s symptoms. Navigation Risk factors and prevention Some things can increase your risk of getting dementia, including your age, genes and lifestyle. There are also ways you can reduce your risk. Advice Five things you should know about dementia Find out the five things that you should be aware of when it comes to dementia. It's not a natural part of aging and it's not just about memory loss.