+ Introduction Social networks are social structures composed of people, which are connected by one or more types of relationships such as friendship, kinship, common interests or shared knowledge.
+ History Early social networking on the World Wide Web began in the form of generalized online communities. In 2003 social networks became popular with the invention of sites like Friendster, MySpace, Xing and LinkedIn.
+ History Attesting to the rapid increase in social networking sites popularity, by 2005, it was reported that MySpace was getting more page views than Google. Facebook launched in 2004, became the largest social networking site in the world in early 2009, and remains largest of all social networks.
+ Social networks more popular in the world Facebook • 800 Millon Twitter • 200 Millon Linked in • 135 Millon
+ Advantages The best advantage of social networking sites is that these sites allow you to keep in touch with your friends, classmates, and relatives. These sites allow you to send and receive messages, upload photos, and videos. With social networking sites, you are not bound by any geographical and cultural differences. You get to meet and know a variety of people whose interests are similar to your own. You can build a network of contacts and interact with a lot of people at the same time. As such, you can spread your thoughts and interests to a large number of people.
+ Disadvantages The most glaring disadvantage of social networking sites is the risk of identity theft and fraud. The personal information of users can be used by dubious people for illegal activities. Also, many people pretend to be someone else and prepare their online profiles with false information, so as to dupe unsuspecting users. Another cause of concern is cases of online harassment and stalking. Since the social networking sites, are very poorly regulated so it can be a very fertile ground for people trying to get even with you.
+ Addiction to social networks It is believed that the different social networks have invaded the lives of many people of all ages, who spend time online and neglect the really important things in life. If a person spends over 5 hours connected, the pattern has changed considerably, preferring to browse than going out and seeing people, or staying with friends in a concrete and tangible place. This person is then considered as an addict and you run the risk of isolation.
+ Are you a Facebook addict?Psychologists are now probing a new kind of addiction calledFacebook Addiction Disorder (FAD).According to a clinical psychologist at the University of California, LosAngeles here are some signs that you are addicted to Facebook:1. You lose sleep over Facebook2. You spend more than an hour a day on Facebook.3. You become obsessed with old loves or exes you reconnectwith on Facebook.4. You ignore work in favor of Facebook.5. The thought of getting off Facebook leaves you in cold sweat.
+ Conclusions Social networks are here to facilitate communication between the company, enrich our communication cultures around the world and likewise eliminate the long distances between family or acquaintances. Making good use of social networks, we won’t reach the great problem of dependence on social networks which exists today.
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