The science of genetics is perceived to offer hope that a large number of the 3,000 inherited diseases which afflict human beings may be prevented or controlled. This document addresses some of the advances that have been made in this field. It includes an introduction and sections on: "The Beginning of Human Genetics"; "Unlocking the Secrets of…

Noting that children may be affected by environmental contaminants quite differently from the way adults are affected, this report is the first on trends in measures reflecting environmental factors that may affect the health and well-being of children in the United States. For most measures presented, data between 1990 and 1999 were provided by…