Timing is everything: Age differences in the cognitive control network are modulated by time of day.

@article{Anderson2014TimingIE,
  title={Timing is everything: Age differences in the cognitive control network are modulated by time of day.},
  author={John A. E. Anderson and Karen L. Campbell and Tarek Amer and Cheryl L. Grady and Lynn Hasher},
  journal={Psychology and aging},
  year={2014},
  volume={29 3},
  pages={648-57}
}
Behavioral evidence suggests that the attention-based ability to regulate distraction varies across the day in synchrony with a circadian arousal rhythm that changes across the life span. Using functional magnetic resonance imaging (fMRI), we assessed whether neural activity in an attention control network also varies across the day and with behavioral markers. We tested older adults in the morning or afternoon and younger adults tested in the afternoon using a 1-back task with superimposed… CONTINUE READING
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