http://www.surgeongeneral.gov/library/reports/preventing-youth-tobacco-use/factsheet.html
This document also available in Spanish
Centers for Disease Control and Prevention, U.S. Department of Health and Human Services
Today, more than 600,000 middle school students and 3 million high school students smoke cigarettes. According to the Surgeon General's Report, programs are critical in preventing young people from starting to use tobacco in the first place, and more than pay for themselves in lives and health care dollars saved.