Heart attack rates usually peaked on weekday mornings, the first day of the work week, but for five years after the hurricane they occurred more often on weekend nights. Recently, however, Monday heart attacks began creeping up again, suggesting that the city might be seeing a return to typical work-week patterns.
The authors of these studies say the findings could influence decisions about hospital staffing in the wake of global disasters. However, data and conclusions presented at meetings are typically considered preliminary until published in a peer-reviewed medical journal.
The American Heart Association has more on stress and heart health.
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