It is considered that few people realize that social networking sites combined to each other while other feel that human beings and society away from each other, I think that internet is a most essential tool in our life in this centure, because each and everyhting selling or perchasing through online and every private, government and semi government sector and organization is doing their work or business through social sites. while disconnected from such advances facilties are beneficial in some cases the excess use also harmful for body.