By Darren Smith, Weekend Contributor

An Australian study proposes that wildfires might increase risk for cardiac arrest and other acute heart ailments by nearly seven percent, especially in the elderly.

A time-stratified-case-crossover study looked at cardiovascular health effects of wildfire smoke when combined with ambient air from brushfires surrounding Victoria, Australia in 2006-2007, according to Anjali Haikerwal, MBBS, MPH, of Monash University in Melbourne, and colleagues.

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