Common pesticide may more than double Parkinson’s disease risk

A new study from UCLA Health reports that long-term residential exposure to the pesticide chlorpyrifos is linked to a substantially higher risk of Parkinson's disease. People living in areas with ongoing exposure had more than a 2.5 times greater likelihood of developing the condition. The research, published in the journal Molecular Neurodegeneration, combines large-scale human data with laboratory experiments that show how the pesticide harms dopamine-producing brain cel...