Description

The introduction explains that public health focuses on protecting and improving the health of entire populations rather than treating only individual patients. It introduces public health as a multidisciplinary field that combines science, policy, social action, and community efforts to prevent disease and promote well-being. The author discusses how public health professionals use research, data, education, and interventions to identify health problems and develop solutions. The introduction also highlights that health is influenced by many factors, including social conditions, environment, behavior, economics, and political decisions. The book aims to help students understand the foundations of public health, the role of public health organizations, and the major challenges involved in improving population health.