ENMobile technologies, in particular with the Internet access are increasingly becoming an indispensable tool used by young people. Internet users are increasing year by year, and its users use it to send e-mails, learn, read materials, use social networking sites, or access entertainment content (games, music, or movies). Internet usage has become so widespread and automatic. More and more often it is said about its abuse or technological addiction. This article presents the results of international student research conducted in 2015 in three European countries (Baltic): Poland, Lithuania and Latvia. The aim of the study was to determine the scale of network abuse by students. There were 1,048 students, including 690 women and 322 men over the age of 18.The research was carried out by the diagnostic survey method. It uses the technique of online survey using the portal Ankietka.pl. This article describes the scale of Internet abuse in the study group of students. Internet student abuse was determined on the basis of the results of the Internet Addiction Test (IAT) by K. Young. By comparing the results obtained by the respondents in the group of people at risk of Internet addiction and showing symptoms of abuse of that medium, the highest percentage of dysfunctional usage of the Internet is found among Polish students (13.7% of Polish sample) and the lowest among Latvians (8.2%). The average for all surveyed countries was 11.1%.