the book offers a comprehensive overview of new approaches to health-related behaviour from a self-regulation perspective. the authors outline the main concepts around which self-regulation theories are based, discuss recent research and draw out the implications for practice. the book is arranged in two sections goal setting in health behaviour and goal striving to achieve outcomes. table of contents: part i. goal setting in health behavior: conflicting desires and social influences contextualizing health behaviors: the role of personal goals unintentional behavior: a subrational approach to health risk social influences on adolescent substance use: insights into how parents and peers affect adolescents smoking and drinking behavior temperament, self-regulation, and the prototype willingness model of adolescent health risk behavior part ii. goal striving to achieve outcomes: getting started, staying on track and letting go implementation intentions: strategic automatization of goal pursuit managing immediate needs in the pursuit of health goals: the role of coping in self- regulation maintaining self-control: the role of expectancies. maintenance of health behavior change: additional challenges for self-regulation theory, research, and practice. hanging on and letting go in the pursuit of health goals: psychological mechanisms to cope with a regulatory dilemma