Alzheimer's and Dementia
Dementia is a general term for loss of memory and other mental abilities severe enough to interfere with daily life. It is caused by physical changes in the brain. Alzheimer's disease is the most common type of dementia.

What is Alzheimer's
10 warning signs of Alzheimer's
Memory Loss
Difficulty performing familiar tasks
Problems with language
Disorientation to time and place
Poor or decreased judgement
Problems with abstract thinking
Misplacing things
Changes in mood or behavior
Changes in personality
Loss of initiative

Inside the Brain
An Interactive Tour
What happens in the brain of a person with Alzheimer’s disease? This tour explains how the brain works and how Alzheimer's affects it.
Source: Alzheimer's Association website