Americans eat faster, and more

By Janet Raloff, 15:50 PM April 15, 2008

Data from a nationally representative survey show that in the mid-1990s, one in four U.S. residents was patronizing a fast-food restaurant on any given day. In a similar survey 5 years earlier, the figure was just one in six. The new study also found that people consumed, on average, 200 more calories on any day that they eat fast food. These facts suggest that convenience meals are contributing to the nation's growing incidence of obesity, argue Shanthy A. Bowman and Bryan T. Vinyard of the...

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