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Heart Health

19 July 2010

Traffic Pollution Linked to Risk Factor for Sudden Cardiac Death

High exposures tied to reduced heart rate variability in those with lung, heart disease, researchers find

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The Harvard School of Public Health researchers found no link between reduced heart rate variability and ambient levels of air pollutants in the areas where the participants lived. However, 24-hour portable monitoring devices worn by the patients showed a significant association between reduced HRV and personal exposure to traffic-related air pollutants, including elemental carbon and nitrogen dioxide.

 

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