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Increase in obesity causes problems for fuel economy - WTOP.com
WASHINGTON - While modern cars are getting lighter, drivers are getting heavier - and America's fuel economy may be feeling the weight.
The Allstate Blog says that obese Americans are wasting more than 1 billion gallons of fuel per year, Forbes reports.
The Department of Energy says an extra 100 pounds lowers a vehicle's mpg capacity by up to 2 percent.
WASHINGTON - While modern cars are getting lighter, drivers are getting heavier - and America's fuel economy may be feeling the weight.
The Allstate Blog says that obese Americans are wasting more than 1 billion gallons of fuel per year, Forbes reports.
The Department of Energy says an extra 100 pounds lowers a vehicle's mpg capacity by up to 2 percent.