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Disease surveillance is an epidemiological practice by which the spread of disease is monitored in order to establish patterns of progression. The main role of disease surveillance is to predict, observe, and minimize the harm caused by outbreak, epidemic, and pandemic situations, as well as increase knowledge about which factors contribute to such circumstances.
Passive surveillance systems are less time-consuming and less expensive to run but risk under-reporting of some diseases. Active surveillance systems are most appropriate for epidemics or where a disease has been targeted for elimination. [3] Techniques of public health surveillance have been used in particular to study infectious diseases.
The Connecting Organizations for Regional Disease Surveillance (CORDS) is a "regional infectious disease surveillance network that neighboring countries worldwide are organizing to control cross-border outbreaks at their source." [1] [2] In 2012, CORDS was registered as a legal, non-profit international organization in Lyon, France. [1]
Logo of the World Health Organization. The International Health Regulations (IHR), first adopted by the World Health Assembly in 1969 and last revised in 2005, are legally binding rules that only apply to the WHO that is an instrument that aims for international collaboration "to prevent, protect against, control, and provide a public health response to the international spread of disease in ...
At least 24 countries have established digital surveillance of their citizens. [8] The digital surveillance technologies include COVID-19 apps, location data and electronic tags. [8] The Center For Disease Control and Prevention in USA tracks the travel information of individuals using airline passenger data. [9] [10]
The ominously-named “Disease X” isn’t an actual disease (yet). But it’s gaining attention online as experts look beyond COVID-19 to future public health threats. What's happening
The US Centers for Disease Control and Prevention is expanding its infectious disease surveillance program at four ... from more than 135 countries and has sequenced more than 14,000 samples for ...
All 211 contacts were traced, revaccinated, and kept under surveillance. ... the WHO has certified 180 countries free of the disease, and in 2020 six countries ...