Fighting fires is hard on the heart. In fact, heart disease causes 45 percent of on-the-job deaths among firefighters, compared with only 22 percent among police officers. New research shows that a disproportionate number of the firefighter deaths—whether caused by heart attacks, arrhythmias, or blood clots—occur during blazes.
“This is the strongest evidence yet that specific duties, namely fire suppression, lead to deaths from heart disease,” says researcher Stefanos N.
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