Traffic pollution appears to temporarily raise heart risk

09/22/2011 | HealthDay News

A study in BMJ found that exposure to traffic-related air pollution increased the risk of experiencing a heart attack, but only for up to six hours. After analyzing more than 79,000 individuals in England and Wales who suffered a heart attack from 2003 to 2006, researchers said that increased ambient levels of pollutant particles and nitrogen dioxide seemed to be associated with short-term heart attack risk.

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