Youth as a component of national manpower is highly significant in a country like India. In this volume the demographic and socio-economic profile of the youth power is outlined. In 1981, there were 128 million youth (15-24 years). In India of which only 47.2 percent were employed, 62.2 percent of the females never attended school. Case studies on the changing life style, risk-taking and hazardous behaviour of the present day youth are discussed. The importance of youth in the health and population education is also stressed with framework for imparting population education among out-of-school youth. Further, the positive role played by family, kinship, caste and other social structural variables in moulding youth in discussed. Finally, an integrated national youth policy has been explained.