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Breakthrough Blood Test Could Detect Parkinson's 20 Years Early

1/31/2026

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Summary

Story summary

Researchers at Chalmers University of Technology in Sweden have identified new blood markers that could detect Parkinson's disease years before symptoms.
Diagnosis could occur up to 20 years before motor symptoms, which can begin as early as age 20.
Motor symptoms typically begin after age 50.
The findings could yield a blood test within five years and support drug repurposing for treatment.

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Story summary

Researchers at Chalmers University of Technology in Sweden have identified new blood markers that could detect Parkinson's disease years before symptoms.
Diagnosis could occur up to 20 years before motor symptoms, which can begin as early as age 20.
Motor symptoms typically begin after age 50.
The findings could yield a blood test within five years and support drug repurposing for treatment.