Online social networking has become a significant component in our lives and is now poised to make inroads into our health care systems. The connected generation of medical students, nurses and other health professionals are now constantly connected to the Internet through their mobile phones, computers and other Internet-accessible devices. Online social networking sites such as Facebook, Ning, You-tube and Twitter now account for approximately 23% of all Internet traffic. This phenomenon has created unique opportunities and challenges for health professionals. For example, enterprising...