Nowadays, when our generation lives in an era of technology development, people's thoughts are drastically influenced by the Internet. It is agreed, that teenager's beliefs are formed on the basis of what is seen, therefore , a high risk for their mental health exists, since media space is publicly available. This essay,firstly,will discuss which positive sides have to be highlighted, followed by an analysis of the main negative aspects of this issue and measures which can be suggested to avoid them.