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  3. COVID-19 vaccination mandates in the United States - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccination...

    Federal mandates. In September 2021, Biden announced the Biden administration COVID-19 action plan, a six-point plan of new measures to help control the pandemic, which included new executive orders and regulatory actions to effectively mandate vaccination for COVID-19 among a large swath of the American workforce.

  4. COVID-19 vaccine clinical research - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccine_clinical...

    A study among pre-surgical patients across the Mayo Clinic system in the United States, showed that mRNA vaccines were 80% protective against asymptomatic infections. [419] A UK study found that a single dose of the Oxford–AstraZeneca COVID-19 vaccine is about 73% ( 27 – 90% ) effective in people aged 70 and older.

  5. COVID-19 rapid antigen test - Wikipedia

    en.wikipedia.org/wiki/COVID-19_rapid_antigen_test

    The World Health Organization (WHO) COVID-19 Case Definition states that a person with a positive RAT (also known as an antigen rapid diagnostic test or Antigen-RDT) can be considered a "confirmed case of SARS-CoV-2 infection" in two ways. [10] First, the person with a positive Antigen-RDT could meet a "probable case definition" such as having ...

  6. Mayo Clinic locations offering COVID-19 booster shots - AOL

    www.aol.com/news/mayo-clinic-locations-offering...

    Oct. 26—EAU CLAIRE — Mayo Clinic Health System facilities in Eau Claire, Menomonie, Osseo, Bloomer and Rice Lake are offering COVID-19 booster shots to eligible people, according to the clinic.

  7. When should you test for COVID-19 for accurate results and ...

    www.aol.com/test-covid-19-accurate-results...

    If you were exposed to COVID-19 but don’t notice symptoms, the CDC recommends testing five full days after the exposure. However, if you’re feeling symptoms, you should test immediately.

  8. COVID-19 - Wikipedia

    en.wikipedia.org/wiki/COVID-19

    Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2.The first known case was identified in Wuhan, China, in December 2019. Most scientists believe the SARS-CoV-2 virus entered into human populations through natural zoonosis, similar to the SARS-CoV-1 and MERS-CoV outbreaks, and consistent with other pandemics in human history.

  9. Mayo COVID-19 tracker new weapon in pandemic fight - AOL

    www.aol.com/news/mayo-covid-19-tracker-weapon...

    Dec. 18—Online map tracks coronavirus across the nation Ahead of one of busiest travel periods of the year, doctors at Mayo Clinic took the opportunity Wednesday to talk about its United States ...

  10. SARS-CoV-2 - Wikipedia

    en.wikipedia.org/wiki/SARS-CoV-2

    Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) is a strain of coronavirus that causes COVID-19, the respiratory illness responsible for the COVID-19 pandemic. The virus previously had the provisional name 2019 novel coronavirus (2019-nCoV), and has also been called human coronavirus 2019 (HCoV-19 or hCoV-19).

  11. History of COVID-19 vaccine development - Wikipedia

    en.wikipedia.org/wiki/History_of_COVID-19...

    SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2), the virus that causes COVID-19, was isolated in late 2019. [1] Its genetic sequence was published on 11 January 2020, triggering an urgent international response to prepare for an outbreak and hasten the development of a preventive COVID-19 vaccine.

  12. COVID-19 testing in the United States - Wikipedia

    en.wikipedia.org/wiki/COVID-19_testing_in_the...

    February 2020. In February, the U.S. CDC produced 160,000 SARS-CoV-2 tests, but soon it was discovered that many were defective and gave inaccurate readings. [7] [8] On February 19, the first U.S. patient with COVID-19 of unknown origin (a possible indication of community transmission) was hospitalized. The patient's test was delayed for four ...