If you are concerned that you or a friend or relative has dementia, it's important that you talk to your GP. You can also find information, advice and support in your area via the following websites:
Free online cognitive function test
A free, 20-minute test has been developed for people over 50 to assess a middle aged person's chance of suffering from dementia. The quiz also gives advice on how to stay healthy and on how to reduce the risk of Alzheimer's disease.
Alzheimer's Society You Tube channel
A wide selection of helpful videos is available here.
For dementia stats including prevalence by age and region, plus information about the financial cost.