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.
You want to live longer. You want to feel healthy, energetic and vigorous as you age. Your doctor says you should start eating better. You’ve heard that before, of course, but do you know what it really means?