This excerpt taken from the YHOO 10-K filed Mar 3, 2006.
Yahoo! Health is a comprehensive starting point for users to find healthcare information. Yahoo! Health provides free information on healthy living, medical conditions and medications, as well as listings for various health information centers, clinical trial information and online community tools. In 2005, we introduced blogs provided by leading experts that share advice, tips, and personal experiences on topics from allergies to yoga.