Tweeting our way to cardiovascular health

To the Editor: Exponential growth in Internet use and smartphone ownership has seen the rapid expansion of social media interfaces, such as Twitter, for rapid and global information sharing. Twitter, a real-time information network that connects people, is becoming increasingly popular. Twitter posts, known as Tweets, are limited to 140 characters but often include links to more detailed information via Websites and photographs. Twitter's popularity has dramatically increased since its inception, with approximately 55 million messages, or “Tweets,” being sent daily from about 500 million users worldwide