The physician online forum, if value-adding, is an effective way of fostering customer brand loyalty among physicians. Given the high penetration of Internet use among physicians and a significant interest in physician online forums, investment to provide physicians with such services offers increasingly valuable returns. This brief examines physicians'' attitudes towards and use of online forums. It analyzes the current status of the market, including what physician online forums offer and what format they use. An evaluation of the difference in attitude towards online forums between US and UK physicians is also provided. It then forecasts the future of the physician online forum market and recommends strategies to capitalize on this means of building brand loyalty among physicians. How can you benefit from this report? * understand what physicians want from an online forum * more effectively design physician online forums to foster corporate brand loyalty * determine which physician practice areas to offer online forums in * identify marketing channels to drive traffic to forum websites.