National Recovery Study Findings in 30 Seconds
![](http://img.youtube.com/vi/b0eNyZhiLUY/hqdefault.jpg)
Read the research summaries on the National Recovery Study:
1 in 10 Americans Report Having Resolved a Significant Substance Use Problem
Former Problem Marijuana Users Start Young, But Quit Young Too
Read the research summaries on the National Recovery Study: