Obesity's Rise May Hurt Smoking Gains In Lifespan

A drop in smoking has meant an increase in life expectancy for many Americans, but some of those gains may be overcome by increasing levels of obesity, making French fries a possible 21st century version of the cigarette, a new study suggests. Researchers from Harvard, Michigan and the nonprofit National Bureau of Economic Research projected life expectancies for Americans if current trends -- both in decreasing rates of smoking and rising obesity -- continued. They found that although life...Full Story
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