This book offers valuable insights into the latest concepts and findings from epidemiologic, clinical and basic studies in the burgeoning area of early-life environmental exposure and diseases. The book is divided into five parts, starting with an overview of environmental exposure measurement and evaluation, followed by a review of the effects of exposure to various substances like tobacco smoke, pesticides and metals as well as stress on offspring¿s health. It then discusses the developmental origins of a range of childhood diseases that affect growth, neural development and the immune system, and highlights the importance of longitudinal studies that measure exposure at potentially sensitive time points during