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Air pollution linked to higher Parkinson's disease risk: Study
Overview
A recent study conducted by researchers at Barrow Neurological Institute has revealed a concerning link between air pollution and Parkinson's disease. The study, published in the medical journal Neurology, found that individuals living in regions with median levels of air pollution face a 56 percent higher risk of developing Parkinson's disease compared to those residing in areas with lower air pollution levels.
The findings suggest that fine particulate matter can induce brain inflammation, a known mechanism contributing to the development of Parkinson's disease.
Through advanced geospatial analysis, the study confirmed a significant nationwide association between Parkinson's disease incidence and fine particulate matter exposure in the United States. Moreover, the research uncovered regional variations in the relationship between air pollution and Parkinson's disease risk.
These regional disparities may be linked to differences in the composition of fine particulate matter, with certain areas containing more toxic components, such as combustion particles from traffic and heavy metals from manufacturing. These elements have been associated with cell death in the brain regions involved in Parkinson's disease.
The study, which analyzed nearly 90,000 cases of Parkinson's disease from a Medicare dataset of nearly 22 million individuals, demonstrates the critical importance of addressing air pollution as a potential risk factor for neurological disorders like Parkinson's disease.
Reference: Fine Particulate Matter and Parkinson Disease Risk Among Medicare Beneficiaries, Journal of Neurology, DOI 10.1212/WNL.0000000000207871
Speakers
Isra Zaman
B.Sc Life Sciences, M.Sc Biotechnology, B.Ed