Understanding dementia - and its four most common types

Dementia is an umbrella term used to describe a range of progressive neurological disorders - or conditions affecting the brain - of which Alzheimer's is the most common. It is possible to have more than one type of dementia. This is known as mixed dementia. Regardless of which type is diagnosed, each person will experience dementia in their own unique way. As it progresses, it has a huge, detrimental impact on the ability to function independently and represents a major cause of disability for older adults. After the age of 65, the likelihood of developing the disease roughly doubles ev...