
Over the past few decades, portion sizes of everything from muffins to sandwiches have grown considerably. Unfortunately, America's waistbands have reacted accordingly. In the 1970s, around 47 percent of Americans were overweight or obese; now 66 percent of us are. In addition, the number of just obese people has doubled, from 15 percent of our population to 30 percent.
Two slices of pizza

Twenty years ago Today
500 calories 850 calories
Cup of coffee

Twenty years ago Today
Coffee with milk and sugar Grande café mocha with whip, 2% milk
8 ounces 16 ounces
45 calories 330 calories
Movie popcorn

Twenty Years Ago Today
5 cups Tub
270 calories 630 calories
Bagel

Twenty Years Ago Today—Noah's Plain Bagel
3-inch diameter 5-6-inch diameter
140 calories 350 calories
Cheeseburger

Twenty years ago Today's Burger
333 calories 590 calories