A very large study (Roenneberg et al., 2007) of 55,00 Europeans from childhood through late adulthood found that eveningness peaked at about the ages of __________.

Question

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Eveningness, or the preference for activities in the later part of the day, peaks during young adulthood, around the ages of 20 to 21 years, as found in the study by Roenneberg et al. (2007). This reflects a natural shift in circadian rhythms that occurs during this life stage.

A Very Large Study (Roenneberg Et Al