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the claim

Rigidity, bradykinesia, and tremor are cardinal motor symptoms in Parkinson's disease.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
5 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that Rigidity, bradykinesia, and tremor are cardinal motor symptoms in Parkinson's disease?

Yes. Rigidity, bradykinesia, and tremor are widely recognized and clinically validated as the cardinal motor symptoms of Parkinson's disease.

Verdict: SUPPORTED · 5 sources for, 0 against · Last checked

The analysis

The retrieved literature consistently identifies rigidity, bradykinesia, and tremor as the fundamental cardinal motor features of Parkinson's disease across clinical reviews, diagnostic studies, and technological assessment platforms. There is no evidence contradicting this well-established clinical consensus.

Evidence for · 5
Motor Features of Parkinson's Disease.
2025
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A, T. (2025). Motor Features of Parkinson's Disease.. doi.org. https://doi.org/10.1016/j.ncl.2024.12.007

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More for · 4
Striatal Dopamine Transporter and Rest Tremor in Parkinson Disease: A Clinical Validation.
2026
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KJ, N., E, J., EM, M., MRE, E., S, N., T, M., KM, M., R, L., T, N., T, I., F, S., J, J., & V, K. (2026). Striatal Dopamine Transporter and Rest Tremor in Parkinson Disease: A Clinical Validation.. doi.org. https://doi.org/10.1212/wnl.0000000000214811

Decoding Dynamically Shifting States of Parkinson’s Disease: Tremor, Bradykinesia, and Effective Motor Control
2022
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Lauro, P. M., Lee, S., Amaya, D. E., Liu, D. D., Akbar, U., & Asaad, W. F. (2022). Decoding Dynamically Shifting States of Parkinson’s Disease: Tremor, Bradykinesia, and Effective Motor Control. doi.org. https://doi.org/10.1101/2022.02.12.480213

A Self-Administered, Digitized Approach to Quantifying the Cardinal Motor Symptoms in Parkinson's Disease.
2026
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M, M. K., C, W., A, B., B, L., Y, L., S, H., D, B., J, L., O, P., J, S., AG, M., & JL, A. (2026). A Self-Administered, Digitized Approach to Quantifying the Cardinal Motor Symptoms in Parkinson's Disease.. doi.org. https://doi.org/10.3390/s26144497

Integrating Triaxial IMU Sensors and Ensemble Learning for Effective Parkinson Disease Severity Classification
2026
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R, K., MJ, A., & RF, A. (2026). Integrating Triaxial IMU Sensors and Ensemble Learning for Effective Parkinson Disease Severity Classification. doi.org. https://doi.org/10.21203/rs.3.rs-10624283/v1

What does the evidence say?

The retrieved literature consistently identifies rigidity, bradykinesia, and tremor as the fundamental cardinal motor features of Parkinson's disease across clinical reviews, diagnostic studies, and technological assessment platforms. There is no evidence contradicting this well-established clinical consensus.

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