Every business can take a lesson from the playbook of the Centers for Disease Control and Prevention (CDC). Along with dozens of other health care organizations, the CDC has embraced social media and is going viral with the news about the H1N1 virus. As of September, tens of thousands of people had viewed CDC videos on YouTube and listened to podcasts. Over 1 million people follow CDC tweets on Twitter and 30,000-plus people are fans of the CDC Facebook page. What the CDC has learned is that social media can help a business….