Includes bibliographical references and index.

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.