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Diseases can cause many problems. Alzheimer's disease makes people have problems with their thinking. Even easy tasks are hard to do.
A German doctor discovered the disease in 1907. Back then, it was considered a rare disease. Today, it is known to be more common.
Alzheimer's disease attacks the brain. It slowly destroys a person's memory. It changes their thinking and the way they act. About 4 million American adults have this disease.
At times, a person with this disease can become confused. They can have a hard time trying to talk. Sometimes they forget where they are. Sometimes they do not remember their own family. Eventually, people who have this disease can no longer take care of themselves.
Alzheimer's disease cannot be cured, but it can get better with treatment. It is important to see a special doctor if you have this disease.