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Socioeconomic status and obesity
1Department of Psychiatry, University of Pennsylvania 19104, USA.
Summary
Environmental factors significantly influence human obesity, with socioeconomic status playing a key role. Further research into social determinants is crucial for understanding and managing obesity prevalence.
Area of Science:
- Obesity Research
- Environmental Health
- Sociology
Background:
- Recent genetic studies indicate human obesity heritability is at most 33%.
- Obesity prevalence in the USA increased by 33% in the last decade.
- Environmental influences on obesity are significant but poorly understood.
Purpose of the Study:
- To highlight the critical role of environmental forces in human obesity.
- To examine the relationship between socioeconomic status and obesity.
- To identify the need for further research into social determinants of obesity.
Main Methods:
- Review of genetic heritability studies on obesity.
- Analysis of obesity prevalence trends in the USA.
- Examination of socioeconomic status as a measure of environmental influence.
Main Results:
- Socioeconomic status is strongly correlated with obesity prevalence in both developed and developing societies.
- In developed nations, lower socioeconomic status is linked to higher obesity rates.
- In developing nations, higher socioeconomic status is associated with increased obesity.
Conclusions:
- Environmental factors, particularly socioeconomic status, are major determinants of obesity.
- The bidirectional relationship between socioeconomic status and obesity is evident.
- More research is urgently needed on the social determinants of obesity.