Snacking, not portion size, largely driving U.S. overeating

In the mid-2000s, government surveys show, the average American adult ate about 2,375 calories per day, nearly one-third more than he (or she) did in the late 1970s. What accounts for all those added calories?

According to a new study, the biggest single contributor to the sharp rise in calorie intake has been the number of snacks and meals people eat per day. Over the past 30-odd years, the study found, Americans have gone from consuming 3.8 snacks and meals per day to 4.9, on average—a 29 percent increase. Link.

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