Related Experiment Video

Updated: Oct 7, 2025

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood
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Published on: October 2, 2019

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A developmental perspective on sleep consistency: Preschool age through emerging adulthood

Laura Nicholson1, Amy M Bohnert1, Stephanie J Crowley2

  • 1Department of Psychology, Loyola University Chicago, Chicago, IL, USA.

Behavioral Sleep Medicine
|January 11, 2022
PubMed

Insights

Sleep consistency, not just duration, is vital for sleep health. This review examines how developmental changes influence inconsistent sleep patterns across the lifespan, particularly during key transitions.

Area of Science:

  • Sleep science
  • Developmental psychology
  • Chronobiology

Background:

  • Sleep regularity, or consistency, is a crucial indicator of sleep health, alongside sleep duration.
  • Existing research on sleep consistency primarily focuses on adolescent populations.
  • Variability in sleep timing and duration significantly impacts overall sleep health.

Approach:

  • This narrative review adopts a developmental perspective to examine sleep consistency.
  • It synthesizes research on normative individual and contextual changes influencing sleep patterns across development.
  • The review highlights how developmental transitions may exacerbate sleep inconsistencies.

Key Points:

  • Inconsistent sleep patterns can emerge or worsen during critical developmental periods.
  • Transitions such as nap elimination, puberty, and entering higher education are associated with increased sleep inconsistency.
  • Understanding these developmental shifts is key to addressing sleep health challenges.

Conclusions:

  • Sleep consistency is a critical, yet often overlooked, aspect of sleep health across the lifespan.
  • Future research should focus on developmental trajectories of sleep consistency and effective measurement strategies.
  • Interventions targeting sleep consistency may be beneficial during developmental transitions.
Abstract

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