Fig. 1.
Example small portion size, intermediate portion size and large portion size images from study 1. See text for kcal content of portions presented in each condition.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.