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Meeting Sleep Duration Recommendations is Associated With Lower Abdominal Adipose Tissue in 10-Year-Old Boys

Bernard Tang1, Suresh Anand Sadananthan1, Delicia Shu Qin Ooi2,3

  • 1Institute for Human Development and Potential, Agency for Science, Technology and Research (A*STAR), Singapore.

Obesity (Silver Spring, Md.)
|October 3, 2025
PubMed

Insights

Adequate sleep duration in children is linked to lower obesity risk, particularly in boys. Ensuring children meet sleep recommendations may help reduce overall and abdominal adiposity.

Area of Science:

  • Pediatric endocrinology
  • Sleep science
  • Obesity research

Background:

  • Childhood obesity is a growing public health concern.
  • Sleep duration is a modifiable behavior with potential links to adiposity.
  • Sex-specific differences in sleep and adiposity may exist in children.

Purpose of the Study:

  • To investigate the relationship between recommended sleep duration and adiposity in 10-year-old children.
  • To examine if this association differs between boys and girls.
  • To assess various measures of adiposity, including BMI z-scores and fat mass.

Main Methods:

  • Utilized data from the GUSTO cohort, including 10-year-old children.
  • Assessed sleep duration using caregiver reports and actigraphy.
  • Measured adiposity through BMI z-scores, quantitative magnetic resonance for fat mass, and MRI for abdominal adipose tissue volumes.
  • Employed multivariable regression analyses adjusted for relevant covariates.

Main Results:

  • Boys meeting recommended sleep duration throughout the week showed a significantly lower risk of obesity (OR=0.49).
  • Caregiver-reported sleep duration adherence was associated with lower BMI z-scores, glycoprotein acetyls, total fat mass, and abdominal adipose tissue volumes in boys.
  • No significant associations were found for girls meeting sleep recommendations.

Conclusions:

  • Achieving recommended sleep duration, encompassing both weekdays and weekends, may be a key strategy for reducing adiposity in children.
  • These findings highlight a potential sex-specific benefit, with boys showing a more pronounced association between adequate sleep and reduced adiposity.
  • Interventions promoting sufficient sleep could play a role in childhood obesity prevention efforts.
Abstract

Keywords:
abdominal adipose tissuecatch‐up sleepinsufficient sleepmagnetic resonance imagingobesitysleep duration

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