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Childhood obesity prevention: what can be achieved?
Julian Gomahr1, Valérie Julian2, David Thivel3
1Department of Pediatrics, Obesity Research Unit and Division of Pediatric Gastroenterology, Hepatology and Nutrition, Paracelsus Medical University, Salzburg, Austria.
Insights
Preventing childhood obesity is most effective early in life with a multicomponent approach. Strategies integrating nutrition, physical activity, family support, and reduced screen time show success, but more research is needed for high-risk groups.
Area of Science:
- Pediatrics
- Public Health
- Nutrition Science
Background:
- Childhood obesity represents a global pandemic with significant individual and socioeconomic consequences.
- Effective prevention strategies are crucial to mitigate the long-term health and economic burden.
Purpose of the Study:
- To review recent evidence on successful childhood obesity prevention strategies.
- To categorize interventions by age group and intervention level.
Main Methods:
- This study employed a narrative review methodology.
- Recent scientific literature on childhood obesity prevention was synthesized.
Main Results:
- Prevention is most successful early in life (preschool age) using multicomponent approaches.
- Individual-level interventions focusing on nutrition and physical activity are key.
- Enhancing family support, improving sleep, and reducing screen time yield positive outcomes.
- Research gaps persist, particularly for effective interventions targeting high-risk populations.
Conclusions:
- Childhood obesity requires stage-specific, setting-adjusted, multicomponent interventions.
- Future research should address identified gaps, especially for vulnerable groups.
- A societal-level approach is recommended, shifting focus from individual interventions.
Purpose Of Review:
Childhood obesity is a pandemic generating an enormous individual and socioeconomic burden worldwide. This narrative review summarizes recent evidence on successful and recommended prevention strategies according to age groups and different levels of interventions.
Recent Findings:
Effective prevention of childhood obesity is feasible and most successful early in life up to preschool age, and it should include a multicomponent approach, integrating individuals, family and society. Trials that improve nutrition and/or enhance physical activity are the cornerstones of childhood obesity prevention on an individual level. However, their efficacy is determined by the combination of interventions for the target age group. Further, improving family support and sleep, as well as reducing screen time, lead to favourable results. Many research gaps remain, including a lack of effective interventions for high-risk groups.
Summary:
As a multifactorial condition, childhood obesity requires a multicomponent approach. Interventions should be developmental stage-specific and adjusted to the setting. Current research gaps need to be targeted by future trials, with a special focus on the benefit of the most vulnerable groups. From a systems response perspective, a paradigm shift from interventions focusing on the individual to approaches that target society as a whole is warranted.
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