United States

• CDC Wonder - from the center for Disease Control. An extensive directory of health statistics. Series Studies (CDC reports) ; Data, Statistics, and Surveillance
• Drug and Alcohol Services Information System (DASIS)
• Morbidity and Mortality Weekly Report
• National Center for Health Statistics
  • Series publications
• Results from the National Survey on Drug Abuse and Health (U.S.)
• Social Statistics Briefing Room: U.S. Health Statistics
• State Health Facts Online. - "state-level data on demographics, health, and health policy, including health coverage, access, financing, and state legislation." From Kaiser Family Foundation.

World

• Canadian Institute for Health Information - demographic and health statistics in Canada
• GlobalHealthFacts - data by country or by topic
• Statistics on the Web / Health: from the Univ. of Michigan - a very good directory of links for the U.S. and the world
• World Health Organization Statistical Information System - search and retrieve full-text reports.
• Food and Agriculture Organization (FAO) - World Food Situation - analyses, reports, statistics

In print in Crumb Library reference collection:

• International health data reference guide, 1997. (Ref HA 155.I57 1998)
• Socioeconomic trends and well-being indicators in New York State, 1950-2000. (Ref HT451 .E3 2004)
• Statistical record of health & medicine. (Ref RA 407.3.S83 1995)