Abstract: The majority of internet users are university students and educated people. Excessive use of the internet led to an addiction to it is that it can also undermine the students’ academic status and due to of academic failure and the reduction of the grade point average. This study aimed to investigate the relationship between internet addiction with educational failure and demographic characteristics was conducted. The study is descriptive and analytical. The sample consisted of 600 students of Urmia University of Medical Sciences who were selected quota randomly. The data collection tool was a two-part questionnaire. The first section includes demographic information such as age, sex, occupation, education level as well as questions about hours of internet use during the week, time of use and the use of the internet and the second part was young “internet addiction test”. Data analysis Software SPSS/19 was conducted. Based on the findings, Average use of the internet based on” Yang internet addiction test” was 20.1267. In all subjects which is usual and acceptable. Average internet addiction in male students and female students respectively was 25.3382 and 18.2668 that among these scores of internet addiction in male students more than female students. average use of the internet based on “Yang internet addiction test” in Nursing students 18.5946 (typical), Midwifery students 29.5833 (mild), Medical students 17.2906 (typical), Dentistry students 14.8056 (typical), Health 20.2246 (mild), Paramedical students 42.1818 (mild) and Medical Emergencies students 28.2174 (mild) was obtained. Results showed that the average scores of internet addiction in students with educational failure is significantly more than other groups (p<0.05). Based on ANOVA test between the internet addiction, educational level and smoking statistically significant difference were observed. Since the dependence on the internet can undermine students’ academic status. Therefore, university should be created appropriate background to meet the needs of cultural and free-time students so that, students refer to internet only in issues such as study of studyand news sites and cultural.