A common elements approach to the development of a modular cognitive behavioral theory for chronic loneliness.

Background null Loneliness is a transdiagnostic clinical phenomenon that can significantly impact mental health and well-being across the lifespan. null Objective null The aim was to combine existing theory and evidence-based treatment approaches to propose a comprehensive transdiagnostic cognitive-behavioral analysis of the maintenance of chronic loneliness relevant across disorders, age groups, and populations. null Method null A distillation...