(ProQuest) - Provides government statistics, business, trade, and research information, and private and international statistical information. U.S. government statistics go back to 1973 and private and state sources go back to 1980.
Provides a variety of health statistics and surveys. The information on this website is free and they also publish the National Vital Statistics Report.
A website maintained by the National Library of Medicine. Has a wealth of practical information about many health-related issues. You can do a general search for statistics on sleep deprivation and it will list them by category and provide the original source citations.
Opinion Polls
Opinion polls are a resource for gathering public response to various issues. Please note how the polls were conducted as this will provide a better understanding of the information presented.
(Cornell University) - A search interface to the Roper Center for Public Opinion Research, a non-profit education and research organization that studies politics, government, public institutions, international relations, business, social affairs, and consumer behavior. Includes sources from major broadcasting and news organizations.