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Epidemiology is the study and analysis of the distribution (who, when, and where), patterns and determinants of health and disease conditions in a defined population.. It is a cornerstone of public health, and shapes policy decisions and evidence-based practice by identifying risk factors for disease and targets for preventive healthcare.
These studies consider the needs of those who will use the results. The task of a field epidemiologist is not complete until the results of a study have been clearly communicated in a timely manner to those who need to know, and an intervention made to improve the health of the people. [2]
The devastation caused by the coronavirus pandemic has demonstrated the enormous harm that a lethal infectious disease can cause. The job of an infectious disease doctor is to fight against these ...
The American College of Epidemiology (ACE) is an American organization incorporated in 1979 to support and promote the work of American epidemiologists.It is based in Raleigh, North Carolina.
Epidemiological (and other observational) studies typically highlight associations between exposures and outcomes, rather than causation. While some consider this a limitation of observational research, epidemiological models of causation (e.g. Bradford Hill criteria) [7] contend that an entire body of evidence is needed before determining if an association is truly causal. [8]
The International Epidemiological Association (IEA) is a worldwide association with more than 2000 members in over 100 different countries, who follow the aims of the association to facilitate communication amongst those engaged in research and teaching of epidemiology throughout the world, and to encourage its use in all fields of health including social, community and preventative medicine. [2]
While epidemiology is "the study of the distribution and determinants of states of health in populations", social epidemiology is "that branch of epidemiology concerned with the way that social structures, institutions, and relationships influence health."
Some hospitals in the U.S. are seeing an increase in RSV and higher levels of "walking pneumonia" among young children despite overall respiratory illness activity remaining low nationally.