67% of online US adults use the internet to find information about their personal health and medical well-being . prophis.com | imarketinsights.com Note: Survey of US online adults, percent using the Internet for information about personal health or wellness issues in the past 12 months. Source: Prophis eResearch, August 2008

WebMD is the most popular destination for medical and health information for US online adults. prophis.com | imarketinsights.com

Percent of US online adults visiting selected health/medical site in past three months: 45% 16% 13% 11% 10% prophis.com | imarketinsights.com Note: Survey of US online adults, August 2008. Source: Prophis eResearch WebMD Wikipedia (for health/medical info) MayoClinic.com RealAge.com Health.com 10% 9% 9% QualityHealth.com eMedicine.com Drugs.com

Web sources that consumers turn to range between two broad axes. Web 1.0 Web 2.0 Industry-produced Patient-produced Informational Interactional prophis.com | imarketinsights.com

prophis.com | imarketinsights.com Web 1.0 Web 2.0 Or put graphically…

prophis.com | imarketinsights.com Portal plus Community Medical / Health Information Portals Self-Monitoring Services Patient Communities Knowledge Communities Healthful Living Consumer Marketplaces

Categories more on the Web 1.0 side prophis.com | imarketinsights.com

Medical / Health Information Portals WebMD HealthLine Healthology MayoClinic NIH.com RXList.com Drugs.com prophis.com | imarketinsights.com

Healthful Living Quality Health Prevention RealAge Health.com prophis.com | imarketinsights.com

Categories with more balanced mix of Web 1.0 and Web 2.0 prophis.com | imarketinsights.com

Consumer Marketplaces HealthGrades Vitals.com Carol.com prophis.com | imarketinsights.com

Portal plus Community RevolutionHealth EverydayHealth MedHelp prophis.com | imarketinsights.com

Knowledge Communities Wikipedia MedicineNet.com Organized Wisdom FamilyDoctor.org eMedicine.com prophis.com | imarketinsights.com

Categories more on the Web 2.0 side prophis.com | imarketinsights.com

Self-monitoring Services Sprigley.com ReliefInSite prophis.com | imarketinsights.com

Patient Communities DailyStrength Trusera WegoHealth PatientsLikeMe CarePages prophis.com | imarketinsights.com

How do online US adults rate these sites? prophis.com | imarketinsights.com

Prophis eResearch asked online US adults to rate 29 medical / health websites over 11 criteria and give an overall evaluation. prophis.com | imarketinsights.com

Overall, 477 online US adults, all of whom have used the Internet in the past 12 months for personal health or medical information, participated in the rating. prophis.com | imarketinsights.com

Respondents were randomly assigned to rate specific websites over these 11 items. They gave 1126 ratings among the sites we asked them to rate. That’s an average of 39 evaluators per site. prophis.com | imarketinsights.com

Some differences between how consumers rated 1.0 sites versus 2.0 kinds of offerings. prophis.com | imarketinsights.com More Med/Health 1.0 More Med/Health 2.0 Overall Impression Very favorable Favorable Professionalism Very good Good Organization Very good Good Content Quality Very good Good/Okay Relevance Good Okay/Fair Credibility Very good Okay/Fair

Ratings for other sub-categories and individual sites reveal strengths and weaknesses in concept and execution. prophis.com | imarketinsights.com

Industry players will need to continue to raise their game to meet emerging consumer expectations and achieve competitive advantage. prophis.com | imarketinsights.com

Thank you for your attention! Full report (29 sites rated across 12 dimensions) available for sale: http:// www.prophiseresearch.com/store/home.php?cat=254 prophis.com | imarketinsights.com