Dementia is a serious health challenge, and by some estimates the number of people living with dementia could more than double by 2050. While Alzheimer’s disease is the most common type of dementia, other types also affect adults worldwide, causing loss of cognitive functions such as memory, reasoning and judgment. The diseases that cause dementia have long been considered difficult and unrelenting, but recent advances offer hope. Are there ways you can lower your risk of Alzheimer's Disease and other dementias? Can they be prevented? Can you live well with dementia? If so, how? This...