U.S. Teens Sleep Less than Their Peers Did 20 Years Ago, Study Shows

February 18, 2015 12:07 PM

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A study led by Columbia University’s Mailman School of Public Health shows that the teens in the U.S. spend fewer hours asleep during nighttime than their peers did a couple of decades ago.

Scientists also found that female students, poor students and adolescents of ethnic or racial minority origins had the highest risk of not getting at least 7 hours of night-sleep, which is the minimum amount of sleep recommended for adults.

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