scholarly journals Body Mass, Nutrition, and Disease: Current Net Nutrition During Us Economic Development

2020 ◽  
Author(s):  
Scott A. Carson
2021 ◽  
Vol 9 ◽  
Author(s):  
Te Bu ◽  
Stevo Popovic ◽  
Huiqing Huang ◽  
Tao Fu ◽  
Jovan Gardasevic

Obesity represents a major risk factor for population health. No studies have evaluated how economic expansion impacts the prevalence of obesity. The purpose of this study was to assess the relationship between national economic development and body mass index (BMI) in Chinese children and adolescents. Data of mean BMI in children and adolescents aged 5–19 from 1986 to 2019 were extracted from an international database of cardiometabolic risk factors. Chinese economic development was quantified by the gross domestic product (GDP), which was extracted from the International Monetary Fund. The relationships between GDP and BMI were assessed in 1-year age groups for ages 5–19 years. In addition, the linear regression from the main data and estimated GDP growth allowed the projections of mean BMI for each age group between 2020 and 2025. The results suggest there was a linear increase in BMI over years, which means that there has been a steady increase in BMI over the economic expansion. Overall, 97% of the variance (Pearson correlation coefficient) of BMI in boys can be explained by the GDP expansion, and the same pattern (98% of the variance) occurred in girls. Projected mean BMI were provided for constructing future national strategies to prevent overweight and obesity in youth. In conclusion, BMI in children and adolescents aged 5–19 trended upwards between 1986 and 2019. Our analyses for the first time suggest that globalization has a major impact on BMI in China. Economic expansion was highly predictive of BMI increases.


Author(s):  
Scott Alan Carson

Measuring the health of a population during the process of economic development is a principle objective in health economics and economic history, and the body mass index (BMI) plays an important role in such studies. Using data on convicts, the author finds that African American BMIs were historically greater than that of whites by 5%. In addition, the differences between average BMIs and obesity narrowed between the two ethnic groups in the late 20th and early 21st centuries, and both are now much more likely to be obese than they were earlier. About 1% of males in the 19th century were obese, whereas between 35% and 40% of their modern counterparts are obese. Whereas greater BMIs were once more common among physically active workers, obesity is now more common for workers in sedentary occupations. Explanations are considered for the documented increases in BMIs and obesity.


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