Diagnosis

What Do You Know About Parkinson Disease?

This illness has existed for thousands of years. Learn more about Parkinson disease by taking this quiz.

1. Parkinson disease is marked by a lack of which chemical in the brain?





2. How many Americans are affected by Parkinson disease?




3. What is the average age when Parkinson disease first appears?




4. What is often the first symptom of Parkinson disease?




5. How is Parkinson disease diagnosed?




6. How is Parkinson disease treated?




Author: Sinovic, Dianna

Online Medical Reviewer: Campellone, Joseph, MD

Online Medical Reviewer: Ratini, Melinda Murray, DO

Online Medical Reviewer: Turley, Raymond Kent, BSN, MSN, RN

Date Last Reviewed: 12/31/2022

© 2000-2026 The StayWell Company, LLC. All rights reserved. This information is not intended as a substitute for professional medical care. Always follow your healthcare professional's instructions.
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