Percentage of Adults Who Reported an Average of
<6 Hours of Sleep per 24-Hour Period, by Sex and Age Group
--- United States, 1985 and 2004
From 1985 to 2004, the percentage of men and women who reported an average of <6 hours of sleep per 24-hour period increased in all age groups.
SOURCES: Unpublished data, National Health Interview Survey, 2004.
Schoenborn CA. Health habits of U.S. adults, 1985: the "Alameda 7" revisited. Public Health Rep 1986;101:571--80.
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