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COVID-19 testing involves analyzing samples to assess the current or past presence of SARS-CoV-2, the virus that cases COVID-19 and is responsible for the COVID-19 pandemic. The two main types of tests detect either the presence of the virus or antibodies produced in response to infection.
Traditional manual contact-tracing procedures are not efficient enough for the COVID-19 pandemic, and do not consider asymptomatic transmission. [1] Contact-tracing apps, on the other hand, can be effective COVID-19 contact-tracing tools that reduce R value to less than 1, leading to sustained epidemic suppression. [1]
SARS-CoV-2 is the seventh known coronavirus to infect people, after 229E, NL63, OC43, HKU1, MERS-CoV, and the original SARS-CoV. [105] Like the SARS-related coronavirus implicated in the 2003 SARS outbreak, SARS‑CoV‑2 is a member of the subgenus Sarbecovirus (beta-CoV lineage B). [106] [107] Coronaviruses undergo frequent recombination. [108]
Liberty's COVID-19 dashboard on August 25 reported 159 active COVID-19 cases, out of which 124 were students. On September 1, the number of total active cases reported within the last 10 days ...
Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic . The symptoms of COVID‑19 can vary but often include fever, [ 7 ] fatigue, cough, breathing difficulties , loss of smell , and loss of taste .
During the COVID-19 pandemic, food insecurity intensified in many places. In the second quarter of 2020, there were multiple warnings of famine later in the year. [3] [4] In an early report, the Nongovernmental Organization (NGO) Oxfam-International talks about "economic devastation" [5] while the lead-author of the UNU-WIDER report compared COVID-19 to a "poverty tsunami". [6]
The Biden administration is canceling nearly $37 million of federal student loan debt for more than 1,200 borrowers who attended the University of Phoenix because it found that the for-profit ...
COVIDtests.gov is a website through which American residents, as well as those receiving US diplomatic and military mail, [1] can order free COVID-19 rapid antigen tests from the US government. It was announced that the site would open for orders on January 19, 2022, [2] but instead opened a day early, on January 18. [3]