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| Korczak,A.L.; Martynhak,B.J.; Pedrazzoli,M.; Brito,A.F.; Louzada,F.M.. |
| Inter-individual differences in the phase of the endogenous circadian rhythms have been established. Individuals with early circadian phase are called morning types; those with late circadian phase are evening types. The Horne and Östberg Morningness-Eveningness Questionnaire (MEQ) is the most frequently used to assess individual chronotype. The distribution of MEQ scores is likely to be biased by several fact, ors, such as gender, age, genetic background, latitude, and social habits. The objective of the present study was to determine the effect of different social synchronizers on the sleep/wake cycle of persons with different chronotypes. Volunteers were selected from a total of 1232 UFPR undergraduate students who completed the MEQ. Thirty-two subjects... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Chronotype; Sleep/wake cycle; Morning types; Evening types; Circadian rhythm; Social zeitgebers. |
| Ano: 2008 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2008001000014 |
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