Facebook is an online social networking site that has over 1 billion active users on a monthly basis. It is the largest and most active social networking site on the planet (Smith, 2013). According to Smith (2014), “Facebook is used by 57% of all American adults and 73% of all 12-17 year olds.” Smith also claims that 64 percent of users visit the site daily. The site's daily traffic continues to grow and now reaches almost 500 million users per day and the frequency of use of each member is also increasing. As overuse of the site becomes a common behavior, it comes with a negative impact on the mental and emotional health of its users. When trying to satisfy the basic human need for social interaction results in positive emotions, Facebook often has the opposite. effect on the quality of life and harms the self-esteem of users. When using Facebook excessively on a daily basis, users tend to have lower self-esteem compared to those who use the site moderately or not at all. Recent studies show that Facebook use is directly associated with low self-esteem and depression. One study in particular led by psychology professor Ethan Kross in 2013 followed 82 volunteers aged from their late teens to their early 20s. Volunteers agreed to have their Facebook activity monitored while they reported their moods and feelings via text message and answered questions. The study found that the amount of Facebook use was directly related to the moods the volunteers reported; The more they used Facebook, the worse they felt and the lower they rated their own self-esteem. Even more surprising, at the end of the two-week study, participants who used Facebook were in the middle of the paper...... from http://www.forbes.com/sites/alicegwalton/2013/01 /22/jealous-of-your-facebook-friends-why-social-media-makes-us-nous-bitter/Krasnova, H. (2013) Envy on Facebook: a hidden threat to user satisfaction in the life ? Retrieved from http://warhol.wiwi.huberlin.de/~hkrasnova/Ongoing_Research_files/WI%202013%20Final%20Submission%20Krasnova.pdfWoollaston, V. (2013) Mail Online: Facebook users commit “mass suicide” 'virtual identity' and leave the site due to privacy and dependency concerns. Retrieved from http://www.dailymail.co.uk/sciencetech/article-2423713/Facebook-users-committing-virtual-identity-suicide-quitting-site-droves-privacy-addiction-fears.htmlGonsalves A. (2013) CSO Online: Facebook legal skirmish highlights risks to user privacy. Retrieved from http://www.csoonline.com/article/2133909/privacy/facebook-legal-skirmish-highlights-user-privacy-risks.html