The present study was conducted to explore the influence of Usage of Social Networking Sites and Anxiety among PG students of Central University of Punjab. The objectives of the study were to analyze the usage of Social Networking Sites and Anxiety, finding out relationship between usage of SNS and Anxiety and comparing the usage of SNS between male, female, Science, Humanities PG Students of Central University of Punjab. The total number of 200 students were selected by using stratified random sampling technique for the collection of data. Data were collected by using Self-made questionnaire and Anxiety Scale by Pallavi Bhatnagar, Megha Singh, Manoj Pandey, Sandhya and Amitabh (2015). The study found that the maximum number of PG Students of Central University of Punjab comes under moderate level of usage of Social Networking Sites and Anxiety. The findings reveal that there is significant positive influence of Usage of Social Networking Sites on Anxiety among male PG students of Central University of Punjab. However, there is no influence of Usage of Social Networking Sites on Anxiety among female PG students of Central University of Punjab. The study also reveals that there is no impact of Usage of Social Networking Sites on Anxiety among PG students of Humanities. It was also found that there is no impact of Usage of Social Networking Sites on Anxiety among PG students of Science stream students and there is no significant difference in the usage of Social Networking Sites among PG students of Science and Humanities streams.