Researchers have developed a simple and “cost-effective” blood test capable of detecting Parkinson’s disease long before symptoms emerge, according to a study. The test uses the same PCR technology used during the pandemic to confirm Covid cases.

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3. Researchers have developed a simple and “cost-effective” blood test capable of detecting Parkinson’s disease long before symptoms emerge, according to a study. The test uses the same PCR technology used during the pandemic to confirm Covid cases.