Canada's National Longitudinal Survey of Children and Youth

Canada's National Longitudinal Survey of Children and Youth (NLSCY) is a long-term study of Canadian children that follows their development and well-being from birth to early adulthood.

The NLSCY began in 1994 and is jointly conducted by Statistics Canada and Social Development Canada (SDC), formerly Human Resources Development Canada (HRDC.

The study is designed to collect information about factors influencing a child's social, emotional and behavioural development and to monitor the impact of these factors on the child's development over time.It covers a comprehensive range of topics including the health of children, information on their physical development, learning and behaviour as well as data on their social environment