Add Yahoo as a preferred source to see more of our stories on Google. Healthy portion sizes are based on a 2,000 calorie diet, "but of course everybody needs different amounts of calories," Burak says ...

There are limited data on the amount of discretionary foods that people normally consume and consider as appropriate at one eating occasion. This study aimed to provide an overview of the range and ...

Perceived portion size norms (typical perception of how much of a given food individuals choose to eat at a single occasion) may have shifted towards larger sizes due to the ubiquity of large serving ...