These Web sites provide detailed and timely information about SARS. The Centers for Disease Control Web site on SARS (1) is a great place to begin an online exploration of the disease and the current epidemic. Visitors will find general information about SARS, the latest CDC developments on the issue, SARS-related news, and much more. The next site is the World Health Organization's main Web page...

This Web site, run independently by Joanne Forshaw of Wigan, England, offers an extensive, online information resource on the autoimmune disease lupus. Readers will find over 150 pages of clear and current information about lupus, covering symptoms, treatment, diagnosis and tests, complementary therapies, related news, and much more. The FAQ page is a good starting point for exploring the site....

This electronic book from the National Academies Press (NAP) presents recommendations to the Centers for Disease Control (CDC) from the Committee on Smallpox Vaccination Program Implementation. The committee -- members of the Board on Health Promotion and Disease Prevention, Institute of Medicine -- focuses on two main issues: Considerations for next steps in the pre-event vaccination program, and...

The Harvard School of Public Health is renowned for its fine outreach programs, and in recent years has also initiated a strong online presence. That presence includes this well-designed site (created by the Harvard Center for Cancer Prevention) which allows users to determine their potential risks for various diseases, including diabetes, cancer, osteoporosis, and strokes. By answering a few...