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Physical activity in infancy: developmental aspects, measurement, and importance

John Worobey1

  • 1Department of Nutritional Sciences, Rutgers, The State University of New Jersey, New Brunswick, NJ.

The American Journal of Clinical Nutrition
|January 31, 2014
PubMed

Insights

Research on physical activity (PA) in early childhood is limited. This review highlights measurement challenges and the link between early PA and infant overweight, emphasizing PA

Area of Science:

  • Pediatrics
  • Developmental Science
  • Public Health Nutrition

Background:

  • Limited research exists on physical activity (PA) from birth to 24 months.
  • Understanding early PA is crucial for child development and health.
  • Existing studies often focus on nutrient intake and growth, neglecting PA.

Purpose of the Study:

  • To describe the developmental course of PA in infancy and toddlerhood.
  • To address the challenges and methods for measuring early PA.
  • To consider the relationship between early PA, nutrition, and infant overweight.

Main Methods:

  • Review of existing literature on early childhood PA.
  • Analysis of measurement techniques including caregiver questionnaires, direct observations, and motion sensors.
  • Examination of the association between PA, nutrition, and weight gain in infants.

Main Results:

  • The developmental trajectory of PA in infants and toddlers is described.
  • Caregiver questionnaires, direct observations, and motion sensors are common but have limitations.
  • Early PA is linked to nutrition and the risk of overweight in infants.

Conclusions:

  • Accurate monitoring of early PA presents significant challenges.
  • Despite measurement difficulties, early PA may influence excess weight gain in infants.
  • Further research is needed to refine PA measurement and understand its long-term impact.

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