Addictive Behaviour Albery, I.P., & Munafo, M. (2008). Addictive behaviour. Key concepts in health psychology (1st ed.). SAGE Publications.
This reference helps to understand why it might be hard for individuals to change some behaviors. Also read all 6 linked webpages at the bottom (disease models, neurobiological models, social and behavioural models, alcohol, tobacco, and other behavioural addictions) for a holistic understanding of addictive behaviors.