Over the last 15 years, the prevalence of adult obesity in the U.S. population has bloated from 30.5 percent to 39.6 percent, according to a 2015–2016 survey.

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Over the last 15 years, the prevalence of adult obesity in the U.S. population has bloated from 30.5 percent to 39.6 percent, according to a 2015–2016 survey.