(NEW YORK TIMES) -- Inadequate sleep causes more than $400 billion in economic losses annually in the United States and results in 1.23 million lost days of work each year, researchers have found.
The effect of chronic sleeplessness in the United States far exceeds the costs in other industrialized countries. The runner-up, Japan, loses as much as $138 billion annually to sleeplessness among workers, but that represents a greater share of its economy, researchers at the RAND Corp. found.
The number of individuals who sleep less than the recommended hours is increasing in the developed world. From 20 to 30 percent of these workers complain of a lack of sleep on a daily basis.
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