WASHINGTON: Revolution Health Group, the new company bankrolled by America Online founder Stephen Case, officially launched its Web site following a year's worth of communications efforts.

RevolutionHealth.com will directly take on WebMD Health, whose site WebMD.com currently leads the crowded field attempting to dominate the online consumer health information area. The company will also provide health insurance information, as well as offer premium membership services.

The company has been working with The Harbour Group, a DC-based firm, for the past half-year in ...