This QuickTips brochure explains what marijuana is and how it is much more potent that it was even 10 years ago. It explains how marijuana is often combined with other illegal drugs, how it is used and its effects. Urges parents to send a clear "no use" message to their children.

Today, marijuana is the most used illegal drug in this country. Among 12- to 17-year-olds, marijuana use has more than doubled since 1992. The best way for parents to protect their children is to arm them with the facts.