Alzheimer’s disease is the most common type of dementia. It is an irreversible, degenerative brain disorder that slowly destroys memory, language, thinking, and behavior. Over time, symptoms of Alzheimer's disease continue to progress and begin to interfere with the ability of the individual to perform daily tasks, carry on a conversation, and respond to their regular environment.
If you’re interested in learning more about Alzheimer's disease, here are six facts that may be helpful.
Alzheimer’s disease is the most common cause of dementia, accounting for an estimated 60% to 80% of cases.
The Alzheimer’s Association reports that more than 6 million Americans of all ages are currently living with Alzheimer’s disease, and by 2050 the number of people aged 65 and older could grow to 12.7 million.
Older age does not cause Alzheimer's, but it is the most important known risk factor for the disease.
The number of people with Alzheimer’s disease doubles about every 5 years beyond age 65. About one-third of all people age 85 and older may have Alzheimer's disease.
Scientists don't yet fully understand what causes Alzheimer's disease in most people. The causes probably include a combination of age-related changes in the brain, along with genetic, environmental, and lifestyle factors.
Alzheimer’s disease is currently ranked as the sixth leading cause of death in the United States, but recent estimates indicate that the disorder may rank third, just behind heart disease and cancer, as a cause of death for older people.
In 2021, Alzheimer's and other dementias will cost the nation $355 B; By 2050, these costs could rise to more than $1.1 trillion.
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