Step 1: Focus on your research topic
Step 2. Identify appropriate databases in Databases A-Z
Step 3: Review and evaluate your results
Data.gov is the home of the U.S. Government's open data and also provides access to many local government and non-federal open data resources.
HealthData.gov is an online source for health-related data. It is constantly being updated, and includes thousands of data sets that can be downloaded.
For more government data and statistics, please visit the page of Government Data & Statistics.