Social media accounts for nearly a quarter of online time and engagement is growing rapidly, with over 750 million Facebook users and 200 million Twitter accounts. As people conduct more activities online like banking and travel, they expect similar convenience from healthcare. Social media can be used in healthcare for community engagement, peer support, research, education, advocacy, and marketing. While some view social media as just business tools, others see them as integral to the future of healthcare delivery. Physicians have an obligation to participate in online discussions to provide evidence-based and well-reasoned perspectives that can dispel myths.