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Associations of sleep characteristics with cognitive and gross motor development in toddlers

Zhiguang Zhang1, Anthony D Okely2, João R Pereira3

  • 1Faculty of Education, Beijing Normal University, Beijing, China.

Sleep Health
|June 25, 2022
PubMed

Insights

Better toddler sleep consolidation is linked to improved cognitive skills. Longer, consistent sleep and earlier bedtimes may boost gross motor development in young children.

Area of Science:

  • Developmental Pediatrics
  • Sleep Science
  • Child Psychology

Background:

  • Sleep is crucial for early childhood development.
  • Understanding the relationship between sleep characteristics and developmental milestones is important.

Purpose of the Study:

  • To investigate associations between sleep characteristics (duration, consolidation, timing, variability) and cognitive and gross motor development in toddlers.

Main Methods:

  • 205 toddlers (19.6 ± 4.3 months) participated.
  • Sleep parameters were measured using accelerometers.
  • Cognitive and gross motor development were assessed using standardized scales.

Main Results:

  • Shorter nap duration and higher nighttime sleep ratio were associated with better cognitive development.
  • Longer nighttime and total sleep duration correlated with improved object manipulation skills.
  • Earlier sleep timing and less sleep variability were linked to better gross motor development.

Conclusions:

  • More consolidated sleep may indicate better cognitive development in toddlers.
  • Promoting consistent, longer nighttime sleep and earlier schedules may enhance gross motor skills.
  • Further prospective studies are needed to confirm these findings.
Abstract

Keywords:
CognitionEarly childhoodMotor competenceSleep qualityYoung children

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