The present doctoral dissertation investigates the prevalence and consequences of different forms of physical and psychological aggression. The dissertation addresses the prevalence and long-term health-effects of nasty teasing and violence and/or threats of violence and short-term health-effects of bullying at work including physiological stress response in victims. It was also an aim to study whether aspects of the work environment, social climate and personal dispositions would mediate potential relationships between exposure to bullying, nasty teasing or violence and different ...