The Essential Guide

Alzheimer’s Disease: The Most Common Neurodegenerative Disease—Here Are the Causes

Alzheimer’s Disease: The Most Common Neurodegenerative Disease—Here Are the Causes
Illustration by The Epoch Times, Shutterstock
Updated:
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Medically reviewed by
Jimmy Almond, M.D.

Alzheimer’s disease is a progressive neurological disorder that gradually destroys memory, thinking skills, and the ability to perform everyday tasks. As the single most common neurodegenerative disease, it affects more than 6 million Americans—most of them age 65 or older. The disease is irreversible and fatal.

It often begins subtly—years before it’s diagnosed—showing up as everyday lapses that are easy to brush off.

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