The NCHS publishes statistics and information on American's health. Topics covered include mortality, diseases and conditions, workplace safety and health, environmental health, injury, violence, and emergency preparedness.
Demographic data for the United States. Statistics and information on population, housing, public health, education, transportation, local/state governments, and business and international trade can be found here.
UIS is 'the primary source for internationally comparable statistics on education, science and technology, culture, and communication for more than 200 countries and territories.'