What is Alzheimer's Disease?

Alzheimer’s is a disease that affects the brain, and is accompanied by memory loss symptoms. Doctors still do not know Alzheimer's cause, however.

Alzheimer’s is a disease that affects the brain. 4.5 million adults over the age of 65 have the disease. It is accompanied by memory loss symptoms and unfortunately only gets worse with time. While doctors do not know Alzheimer's cause, there are three main factors: plaques, tangles and inflammation.

Holly Atkinson, MD

This video features Holly Atkinson, MD. Dr. Atkinson specializes in internal medicine and is an award-winning medical journalist.

Duration: 2:24. Last Updated On: March 31, 2020, 8:29 p.m.
Reviewed by: Preeti Parikh, MD . Review date: Oct. 6, 2015
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