Alzheimer's disease is the fourth-leading cause of death among American adults.
It is a progressive, degenerative, irreversible brain disease that affects almost 50 percent of our senior population who are 85 years of age or older.
Until recently, Alzheimer's and other related dementing diseases were relatively unknown.
Victims of these brain diseases were obscured by the popular misconception that loss of mental ability is a natural and inevitable aspect of aging.
Alzheimer's is a disease that destroys brain cells, hampers communication between neurons and seriously impairs a person's ability to function.
Memory, language and thought are particularly affected.
Symptoms include asking the same question over and over and getting lost in familiar places.
The chances of Alzheimer's increases steadily after age 65, but it is not the mild memory decline associated with normal aging.
Alzheimer's patients rarely understand that they're sick, even when they get lost on the way home from the store or grow confused writing a check.
The first part of the brain to become diseased is generally the area at the top of the skull called the right parietal lobe, where self-awareness resides.
In the United States, 5.
5 million people have been diagnosed with Alzheimer's disease as of 2007 and about 360,000 are diagnosed each year.
Officials estimate that by 2040, 14 million Americans will have the disease.
In every nation where life expectancy has increased,the incidence of Alzheimer's disease has correspondingly increased.
Alzheimer's isn't always a disease of the elderly.
One in 10 people diagnosed with Alzheimer's disease is younger than 60.
Some cases have been diagnosed in patients as young as their mid-20s and early 30s.
As it is unexpected in younger patients, it sometimes takes longer to get a diagnosis.
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