Internet is a globally connected computer network which interconnects millions of people at a time. This cyberspace has been used by adolescents to communicate each other. The excessive use of the internet develops adverse effects in them and May development of information communication technology Internet has blazed a trail in our thinking, learning, achievement, work, life etc. In recent years the dramatic increase in the use of the internet led to pathological use may be called Internet Addiction. The present study has tried to find out the Internet Addiction level among arts and science higher secondary (10+2) students of West Bengal.