All posts tagged "sleeping habits"

  • Korean students are not getting enough sleep. (Yonhap)
    Korean High school students sleep less than 6 hours per day

    By Kim Se-jeong South Korean High school students slept five hours and 27 minutes per night on average last year, compared with six hours and 30 minutes in 2009, a survey showed. Primary school students slept eight...

    • Posted February 17, 2014
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