Inter-individual Differences in Morningness- Eveningness Orientation: Influence of Gender and Social Habits

نویسندگان

  • Fernando Louzada
  • Anna Ligia Korczak
  • Nelson A. Lemos
چکیده

INTRODUCTION The human circadian timing system generates multiple circadian rhythms. One of the characteristics of a rhythm is the phase. The circadian phase could be defined as the time at which the circadian rhythm of a variable reaches a particular state (Van Dongen, 1998). Substantial inter-individual differences in the circadian phase of several variables have been observed (Foret, 1982; Kerkhof & Van Dongen, 1996; Duffy et al., 1999; Baehr et al., 2000; Mongrain et al., 2004). Individuals with a relatively early circadian phase are

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تاریخ انتشار 2004