An official website of the United States government
Here’s how you know
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.
Dictionary Definition: obesity
obesity
Excess body fat. An adult who has a body mass index (BMI) of 30 or more is considered to have obesity. BMI is a ratio of body weight to height.
