Default mode network hub disruption links problematic use of the Internet to brain network disorganization.
Comprehensive Psychiatry July 1, 2026 Nagara Takao, Naoya Oishi, Qi Dai et al.
Problematic Use of the Internet (PUI) has been associated with functional alterations in the default mode network (DMN), which contains critical hubs in the entire brain network. Previous studies have predicted that hub disruption leads to widespread network alterations; however, whether DMN functional connectivity mediates the relationship between PUI and global network topology remains...