Monitoring sexual activity and contraceptive use among U.S. adolescents is important for understanding differences in their risk of pregnancy. In 2013, the U.S. birth rate for teenagers aged 15-19 dropped 57% from its peak in 1991, paralleling a decline in the teen "pregnancy" rate. But these rates are still higher than those in other…

Problem: Priority health-risk behaviors contribute to the leading causes of morbidity and mortality among youth and adults. Population-based data on these behaviors at the national, state, and local levels can help monitor the effectiveness of public health interventions designed to protect and promote the health of youth nationwide. Reporting…

Objectives: This report presents preliminary data for 2011 on births in the United States. U.S. data on births are shown by age, live-birth order, race, and Hispanic origin of mother. Data on marital status, cesarean delivery, preterm births, and low birthweight are also presented. Methods: Data in this report are based on approximately 100…

This report presents data on the current status of adolescent health. Many of the measures of health status are shown by single year of age or by 2- or 3-year age intervals to highlight the changes that occur in health status as adolescents move through this important developmental period. Summary measures combining 5- or 10-year age groups (the…

In the United States, nearly two-thirds of all deaths among young people 10-14 years of age result from only five causes: motor-vehicle crashes (22.1%), other unintentional injuries (16.7%), cancer (12.9%), suicide (6.8%), and homicide (4.7%). Leading causes of illness and death in all age groups in the United States are related to the following:…

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…