"Exposure to high levels of traffic pollution may boost your risk of heart attack, according to a new study published on BMJ.com.
But the study found that the risk was transient, lasting one to six hours, and that rather than increasing overall risk of heart attack, exposure to pollution appeared to precipitate cardiac events in people who were already at higher-than-average risk."
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But the study found that the risk was transient, lasting one to six hours, and that rather than increasing overall risk of heart attack, exposure to pollution appeared to precipitate cardiac events in people who were already at higher-than-average risk."
'via Blog this'
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