Three days of bad air quality exposure, likelihood of a heart attack increased

Australian researchers are warning exposure to bushfire smoke could be fatal - even for those without respiratory issues.

Thick smoke obscures the Sydney Opera House and Sydney Harbour bridge (AAP)-1 Source: AAP

How might have smoke from recent bushfires potentially impacted on public health? What other pollutants are increasing our chances of cardiac disease?  Is this just a temporary phenomenon?  What preventive measures should we take?

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