Research conducted by the University of Pittsburgh in Pennsylvania in the United States in 2014, shows that social networks can lead to mental illness, including depression and anxiety.
Estimated that 71 percent of young people all over the world use social networks regularly for days. For others, their mobile phones show a simple way to get the networks.
Facebook, Twitter, Instagram, Snapchat, Youtube, Google Plus, LinkedIn, Badoo, Twoo and other every day, is visited by young people, every 10 minutes.
The following is Most Visited networks around the world.