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Tests & Diagnosis

Learn how Parkinson's disease is diagnosed and the tests your doctor may perform to arrive at a diagnosis.

  1. How Is Parkinson's Diagnosed?

More On Parkinson's Disease

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Parkinson's Disease: Causes, Diagnosis and Treatment

Ways to Manage Your Parkinson's Tremors

Eating Right With Parkinson's Disease

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Explore More On Parkinson s

  • How Parkinson’s Disease Progresses
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    Medically Reviewed by Christopher Melinosky on December 10, 2024

    Parkinson’s disease doesn’t move in a straight line, so it can be hard to know what’s coming next. Learn why it’s so hard to predict and how its symptoms may change over time.

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  • Symptoms of Parkinson's Disease
    Written by Stacey Jones, MS, BA
    Medically Reviewed by Poonam Sachdev on December 21, 2024

    Learn about the key symptoms of Parkinson's disease, including tremors, weakness, and walking difficulties. Understand their impact and what to expect for better management.

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  • Parkinson's Tremors
    Written by Angela Nelson
    Medically Reviewed by Christopher Melinosky on March 23, 2026

    If you have Parkinson’s disease, you may find that your hands, feet, or jaw shake. Here are five types of Parkinson’s tremors and how you can manage them with medication or surgery.

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  • What Is Parkinson's Disease?
    Written by William Moore
    Medically Reviewed by Christopher Melinosky on December 21, 2024

    Learn how Parkinson's disease affects your brain and body and what to expect from tests and treatment.

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  • Medications for Parkinson's Disease
    Written by WebMD Editorial Contributors
    Medically Reviewed by Christopher Melinosky on December 12, 2024

    WebMD looks at drug treatments for Parkinson's Disease.

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  • Signs and Symptoms of Parkinson's Disease
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    Medically Reviewed by Christopher Melinosky on December 17, 2024

    Early symptoms of Parkinson’s disease can be mild and go unnoticed. Here are some signs to look out for.

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  • Parkinson’s Disease: What to Know
    Written by Kendall K. Morgan
    Medically Reviewed by Carol DerSarkissian on January 17, 2022

    Parkinson’s disease is rooted in the brain but can affect how the body moves. Find out about its symptoms, diagnosis, and treatment.

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  • What to Know About Progressive Supranuclear Palsy
    Written by Alexandra Benisek
    Medically Reviewed by Christopher Melinosky on August 02, 2025

    This rare neurogenerative disease is often misdiagnosed as Parkinson's disease because its symptoms are similar. Learn more about it.

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  • Eating Right With Parkinson's Disease
    Written by WebMD Editorial Contributors
    Medically Reviewed by Christopher Melinosky on March 12, 2026

    Eating well is important if you have Parkinson’s disease so you can keep up your strength and make sure your medications work right. Here’s how.

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  • Reasons Your Hands Are Shaking
    Written by Danny Bonvissuto
    Medically Reviewed by Jabeen Begum on June 24, 2025

    Find out the possible causes of tremors in your hands, such as Parkinson's disease, multiple sclerosis, and overactive thyroid, and learn what you can do about it.

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