Work-related rumination (WRR) refers to conscious, recurring work-related thoughts that occur without being asked to do so. WRR is divided into two dimensions: work-related affective rumination and work-related problem-solving pondering. The influence of WRR on individual health, work and happiness is a double-edged sword. Perseverative cognition theory, cognitive activation theory of stress and cognitive resource perspective theory provide explanations for the internal mechanism of positive and negative effects of WRR. Researchers should analyze boundary conditions affecting the double-edged ...