Dementia is a term that describes a group of related symptoms, such as memory loss, that occurs when there's a decline in brain function.
There are many different causes of dementia, and symptoms can include problems with thinking speed, movement, understanding, mental sharpness and quickness as well as others.
Early diagnosis from a doctor or specialist can help slow down symptoms, there are also many services available to support those with dementia and those who are caring for someone with dementia.