This report delves into the intricacies of social cognitive theory, examining its core components and their interplay. It begins with an introduction to the theory, defining key concepts and explaining how factors such as personal experiences, environmental influences, and the actions of others shape individual health behaviors. The main body of the report explores the relationships between these factors, emphasizing how they influence each other and impact behavior change. It further examines how the social cognitive theory model relates to learning and change, including the roles of self-efficacy, behavioral capability, and observational learning. The report also provides an interpretation of the theory, explaining its emphasis on self-belief and the importance of social influences. It explains the impact of the theory on behaviour and its implementation within a case study, specifically focusing on the NHS and the Royal Bournemouth and Poole hospital, highlighting how the theory is applied to improve clinical services and patient outcomes. The report concludes by summarizing the key findings and emphasizing the relevance of social cognitive theory in understanding and influencing human behavior.