Background: The adoption of a shortened school week from the traditional 5 to 4 days is increasing nationwide. Budgetary and staffing needs are driving the change, yet research on the effects on students is lacking, especially regarding student health. Our study examined student health in 4 vs 5-day schools in Colorado, a state with one of the…

This report describes the results of a survey conducted in 1993. The report was written to stimulate useful discussions among educators, parents, and youth about ways to increase informed support for effective, school-based comprehensive health programs. The survey was designed by national experts to measure the extent to which adolescents engage…

This report describes the results of a survey on out-of-school youth's health risk behaviors. The behaviors studied include unintentional and intentional injuries; tobacco use; alcohol, and other drug use; sexual behaviors; dietary behaviors that cause health problems; mental well being; and physical inactivity. Seventy-eight percent of all the…

The "Morbidity and Mortality Weekly Report" ("MMWR") Series is prepared by the Centers for Disease Control and Prevention (CDC). Data in the weekly "MMWR" are provisional, based on weekly reports to CDC by state health departments. This issue of "MMWR" contains the following studies: (1) Youth Risk Behavior…