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The important contributions of epidemiology to the preparation of public health care policies are population, health and prevention, health services and health information (Gordis, 2000). Public health care policies play a key role in improving population health and in the control of diseases, including non-communicable diseases.What does epidemiology teaches us?
What Is Epidemiology? Epidemiology is the branch of medical science that investigates all the factors that determine the presence or absence of diseases and disorders. Epidemiological research helps us to understand how many people have a disease or disorder, if those numbers are changing, and how the disorder affects our society and our economy.What is epidemiology and what does an epidemiologist do?
What exactly does an epidemiologist do? Epidemiologists work for public health authorities, where they keep an eye out for infectious illnesses, bioterrorism concerns, and other problems. Epidemiologists are public health professionals who study the patterns and causes of disease and injury in the community.What are epidemiological principles?
Public health workers use epidemiologic principles as the foundation for disease surveillance and investigation activities. Epidemiology is the study of the distribution and determinants of health-related states or events in specified populations, and the application of this study to the control of health problems.