Building the pipeline: programs to introduce middle school, high school, medical, and veterinary students to careers in epidemiology and public health.

Purpose: This report describes Centers for Disease Control and Prevention programs that expose students to epidemiology and public health sciences (EPHS).

Methods: The Science Ambassador workshop targets middle and high school teachers and promotes teaching EPHS in the classroom. The National Science Olympiad Disease Detectives event is an extracurricular science competition for middle and high school students based on investigations of outbreaks and other public health problems.

Effect on physical fitness of a 10-year physical activity intervention in primary health care settings.

Background: Interventions in primary health care settings have been effective in increasing physical fitness. In 2001, the Programa de Exercício Físico em Unidades de Saúde (Physical Exercise in Health Primary Care Program-PEHPCP) was launched in Rio Claro City, Brazil. The intervention consisted of biweekly, 60-minute group sessions in all primary health care settings in the city.

Energy expenditure compared to physical activity measured by accelerometry and self-report in adolescents: a validation study.

Background: Physical inactivity is responsible for 5.3 million deaths annually worldwide. To measure physical activity energy expenditure, the doubly labeled water (DLW) method is the gold standard.