Physical activity epidemiology

Origins of physical activity epidemiology

Ancient history of physical activity and health

Modern history of physical activity and health

Health goals for the nation

Concepts and methods in physical activity epidemiology

Epidemiologic measures

Crude, specific, and standardized rates

Research design in epidemiologic studies

Evaluating associations in epidemiologic studies

Models in physical activity epidemiology

Determining cause in epidemiologic studies

Criteria for causation.