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.
The percentages of adolescents who were exposed to drug or alcohol use prevention messages in the past year by talking with their parents, through the media, or through school sources were...
data.gov
An official website of the GSA's Technology Transformation Services