Facebook in medical sciences - a boon or bane

Social networking sites are gaining popularity in recent years all around the world. Users of these sites are generally population below 40 years mostly school students, professional students, corporate world etc. Facebook is the most popular social networking site having more than 90 million users. Many studies had showed usefulness of facebook as informal e-learning tool for professional students and faculty, to hold discussion and online interaction with each other. Beside all these benefits, some studies have showed potential hazards of these sites.