Stages of Alzheimer’s Disease Alzheimer’s disease is a brain
disorder that causes memory loss, confusion, and changes in
personality. It is a type of dementia. At first, people with
this disease have only a small amount of memory loss and
confusion. This is called “cognitive decline.” Over time,
however, these symptoms get more severe. According to the
Alzheimer's Association, the disease progresses through about
seven stages of symptoms. In the final stage, people with
Alzheimer’s disease may be unable to talk with family members or
know what is going on around them. This disease cannot be cured.
Doctors and caregivers often focus treatment on slowing the
process and ensuring a good quality of life for everyone
involved. Facts about Alzheimer’s disease Alzheimer’s disease is
becoming more common as the general population gets older and
lives longer. Alzheimer's disease usually affects people older
than 65. A small number of people have “early-onset” Alzheimer’s
disease, which starts when they are in their 30