Facebook Addiction Disorder (FAD) among German students—A longitudinal approach
Open Access Peer-reviewed Research Article Julia Brailovskaia , Jürgen Margraf Published: December 14, 2017 https://doi.org/10.1371/journal.pone.0189719 Abstract The present study aimed to investigate Facebook Addiction Disorder (FAD) in a German student sample over a period of one year. While mean FAD level did not increase during the investigation period, a significant increase was shown in the number of participants reaching the critical cutoff score. FAD was significantly positively related to the personality trait narcissism and to negative mental health variables (depression,…