Improved medical technology has brought din to health centers; studies find sounds may be hindering recovery
At 3:15 p.m. on a weekday, the busy eighth floor of Chicago's St. Joseph Hospital is buzzing with noise. Alarms beep incessantly. The elevator dings each time the doors open. During the shift change, the "cocktail party effect" kicks in; people talk louder, straining to be heard over the hubbub.
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