Background and Objectives The Internet may be the most powerful information tool currently available to medical professionals. The first article in this Internet series (Reg Anesth Pain Med 1999;24:369-374) served as an introduction to the World Wide Web, while this article describes specific resources available to anesthesiologists searching for medical information.

Editor's Note This series of articles on information technology describes a number of resources. Inclusion in this article does not imply endorsement or support by the American Society of Regional Anesthesia and Pain Medicine (ASRA-PM). Each reader is encouraged to personally evaluate specific websites because of the rapidly changing content and location of information on the Internet. This article is available on the ASRA-PM website (www.ASRA.com) with updated links to websites in this article.