Oxford – For people who have never smoked, higher levels of carbon monoxide (CO) in the exhaust air are associated with a lower risk of Parkinson's disease. This is the result of a large prospective cohort study published in JAMA Neurology (2026; DOI: 10.1001/jamaneurol.2026.3037). This could be the result of other epidemiological studies.
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Oxford – For people who have never smoked, higher levels of carbon monoxide (CO) in the exhaust air are associated with a lower risk of Parkinson's disease. This is the result of a large prospective cohort study published in JAMA Neurology (2026; DOI: 10.1001/jamaneurol.2026.3037). This could be the result of other epidemiological studies.