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What is the first sign of Alzheimer's?

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Quick Answer

The early stages of Alzheimer's are often marked by increased forgetfulness and slight confusion, according to Mayo Clinic. These symptoms increase over time, though the rate on onset varies from person to person.

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Full Answer

Changes in the brain associated with Alzheimer's eventually bring about memory loss, disorientation, problems in speaking and writing, logic and reasoning, judgment and decision-making and performing familiar tasks.

While some sufferers are consciously aware of these changes, friends, family and co-workers may be the first to notice when the symptoms adversely affect their ability to function at work or home, cites Mayo Clinic.

Alzheimer's patients may also undergo changes in personality and behavior, experiencing anxiety, depression, social withdrawal, mood swings, distrust in others, aggressiveness and irritability.

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