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Obesity, Cardiorespiratory Fitness, and Self-Reported Sleep Patterns in Chilean School-Aged Children

A García-Hermoso1, M M Aguilar2, F A Vergara2

  • 1a Laboratorio de Ciencias de la Actividad Física, el Deporte y la Salud, Facultad de Ciencias Médicas , Universidad de Santiago de Chile, USACH , Chile.

Behavioral Sleep Medicine
|December 10, 2015
PubMed

Insights

Sleep-related anxiety and poor sleep quality in children are linked to being overweight or obese. Higher cardiorespiratory fitness may protect girls from sleep anxiety.

Area of Science:

  • Pediatric Health
  • Sleep Science
  • Cardiorespiratory Fitness

Background:

  • Childhood obesity is a growing public health concern.
  • Sleep disturbances are common in school-aged children.
  • Cardiorespiratory fitness (CRF) plays a role in overall child health.

Purpose of the Study:

  • To investigate the relationship between sleep patterns and overweight/obesity in children.
  • To analyze the association between cardiorespiratory fitness and sleep patterns in children.

Main Methods:

  • The study included 395 schoolchildren aged 12-13 years.
  • Sleep patterns were assessed using the Sleep Self-Report (SSR) questionnaire, evaluating sleep quality, anxiety, bedtime refusal, and routines.
  • Cardiorespiratory fitness was measured using the 20-m shuttle-run test.

Main Results:

  • Sleep-related anxiety was associated with being overweight or obese in both boys and girls.
  • Poor sleep quality was linked to being overweight or obese specifically in girls.
  • Girls with higher cardiorespiratory fitness showed reduced susceptibility to sleep-related anxiety.

Conclusions:

  • Sleep problems, particularly anxiety and poor quality, are significant factors associated with childhood overweight and obesity.
  • Cardiorespiratory fitness may act as a protective factor against sleep-related anxiety in girls.
  • Further research is needed to explore if enhancing cardiorespiratory fitness can improve sleep quality.

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