Story Brief

The study was recently published in npj Parkinson's Disease as an unedited manuscript to provide early access to the findings. The final version will be published following further editorial review. The analysis examined Medicare records from nearly 19 million older adults in the United States. Researchers found that people living within approximately 500 feet (152 meters) of a dry cleaner had a 14% greater risk of developing Parkinson's disease compared with those living farther away.

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