Just as rising gasoline prices are forcing many Americans to tighten their financial belts, new research suggests higher fuel costs may come with a related silver lining — trimmer waistlines.
Higher gas prices could deflate a ballooning public health problem in this country, obesity. At least that's what one Washington University PhD student says. Charles Courtemanche looked at two decades worth of government health surveys. He found that when gas prices rose, people got more exercise. They also ate out less often. And, they lost weight.
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