Alzheimer's disease accounts for 50 to 60 percent of people with
dementia and is the leading cause of senility (Psychology from
inquiry to Understanding; p. 268). This is a disease that
affects primarily older people, over the age of 65. As of now
there is no evidence that suggests the precise cause of
Alzheimer's disease. But there has been a correlation in
patients with Alzheimer's disease and an abundance of senile
plaques and neurofibrillary tangles. This correlation does not
mean that this is what is the cause of Alzheimer's disease. A
primary way to treat Alzheimer's is drugs that boost the amount
of acetylcholine in the brain. It is very tough seeing someone
go through Alzheimer's. I know this because my Grandma currently
has Alzheimer's disease. It is not an instantaneous event where
one day they remember things then the next day they don't, but
instead their memory slowly begins to fade starting with their
most recent memories and then working back to their earlier
memories. They also become distant