Key Concepts in Public Health identifies fifty key concepts used across the discipline of public health in order to give the reader a broad perspective of the core topics relevant to training and practice. From epidemiology to health promotion, and ethics to leadership, the book offers an exciting guide to the multiprofessional field. Each entry features a snapshot definition of the concept, a broader discussion addressing the main issues and links to practice, key points relevant to the entry, case studies to illustrate the application to practice, and examples of further reading.
According to the definition of the Centers for Disease Control and Prevention (2001), public health surveillance is ‘the ongoing, systematic collection, analysis, interpretation, and dissemination of data regarding a health-related event for use in public health action to reduce morbidity [Page 46]and mortality and to improve health’. Through these processes, infectious diseases or other health-related issues that can be potential threats to the health of populations can be identified and tracked before such threats become reality. To be meaningful, data collected on a continuous basis need to be carefully collated, analysed and interpreted, and the information disseminated promptly to those who require it for appropriate action to be taken. In the UK, the Health Protection Agency (HPA) is responsible for the communicable ...