Congenital anomalies including genetic diseases contribute a significant proportion of infant morbidity and mortality and affect many parents and families. Every year 2-6% of newborns are born worldwide with major congenital anomalies and the majority of identified causes of congenital anomalies are nonhereditary and preventable. Theoretically, some of the risk to the developing fetus can be eliminated by avoiding exposure to the agent or manipulating the fetal environment. This new book presents an overview of essential aspects of primary prevention efforts and effecting factors including...