Symptoms That Are Often Confused
Some Parkinson’s symptoms can look very similar but are caused by different underlying issues. Understanding the difference can help reduce confusion, improve communication with healthcare providers, and lead to more appropriate care.
Vision Changes vs HallucinationsNot everything that looks like a hallucination is one. Parkinson’s can affect how the brain interprets what the eyes see.
Dyskinesia vs DystoniaDyskinesia causes excessive, flowing movements, while dystonia causes painful, sustained muscle contractions.
Tremor vs DyskinesiaTremor is rhythmic shaking, often at rest. Dyskinesia is uncontrolled movement, often related to medication timing.
Rigidity vs Other Causes of PainRigidity is Parkinson’s-related stiffness, while other pain may come from joints, injury, or inflammation.
Shuffling vs Normal AgingShuffling gait and reduced arm swing are not typical aging—they are common Parkinson’s movement changes.
Masked Face vs DepressionReduced facial expression is a movement symptom, not a reflection of mood or emotion.
Freezing vs WeaknessFreezing is when the brain cannot initiate movement, while weakness is loss of muscle strength.
Slowness vs Laziness or lack of effortSlowness (bradykinesia) is caused by changes in brain signaling—not laziness or lack of trying.
© 2026 TooShaky
Disclaimer: This patient education resource was created by Dawn Howard, Parkinson’s Advocate & Neurological Health Educator, through TooShaky.org, to support individuals newly diagnosed with Parkinson’s disease. Content is informed by lived experience, patient education best practices, and information from established medical, nonprofit, and educational sources. Drafting, editing, and organizational support were assisted by ChatGPT (OpenAI) as a writing and language tool, under the direction and review of the author. Educational content and references are drawn from sources including, but not limited to: Parkinson’s Foundation, The Michael J. Fox Foundation for Parkinson’s Research, American Parkinson Disease Association (APDA), Davis Phinney Foundation, Mayo Clinic, Cleveland Clinic, PubMed, PMC PubMed Central, Peer-reviewed medical literature and clinical education resources. This material is provided for informational and educational purposes only and is not intended to replace individualized medical advice, diagnosis, or treatment. Patients should discuss all medical questions and care decisions with their healthcare provider. TooShaky.org does not provide medical care and does not establish a clinician–patient relationship.
