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2. COVID-19 vaccination in the United States - Wikipedia

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

   The COVID-19 vaccination campaign in the United States is an ongoing mass immunization campaign for the COVID-19 pandemic in the United States. The Food and Drug Administration (FDA) first granted emergency use authorization to the Pfizer–BioNTech vaccine on December 10, 2020, [7] and mass vaccinations began four days later.

3. COVID-19 Vaccines - WebMD

   www.webmd.com/vaccines/covid-19-vaccine/covid-19...

   The vaccine should slow the spread of COVID-19 around the world. Fewer people should get sick, and more lives can be saved. The Pfizer, Moderna, and Novavax vaccines have been shown to be at least ...

4. Chart: COVID Vaccines Compared - WebMD

   www.webmd.com/vaccines/covid-19-vaccine/covid...

   On May 5, 2022, The FDA limited its use to those 18 years of age and older for whom other authorized or approved COVID-19 vaccines are not accessible or clinically appropriate People 12 years and ...

5. COVID-19 pandemic in Illinois - Wikipedia

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

   On April 15 the director of the Illinois Department of Public Health, Dr. Ngozi Ezike, announced Union County's first reported case. [89] On April 16 the number of positive cases of the coronavirus disease passed 25,000 with 1,140 new cases for a total of 25,733 cases.

6. COVID-19 vaccine - Wikipedia

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

   A COVID‑19 vaccine is a vaccine intended to provide acquired immunity against severe acute respiratory syndrome coronavirus 2 ( SARS-CoV-2 ), the virus that causes coronavirus disease 2019 ( COVID‑19 ). Prior to the COVID‑19 pandemic, an established body of knowledge existed about the structure and function of coronaviruses causing ...

7. Why Two Doses of COVID-19 Vaccine for Pfizer and Moderna?

   www.healthline.com/health/why-two-doses-of-covid...

   COVID-19 is the illness caused by the novel coronavirus, SARS-CoV-2. While many people with COVID-19 get mild symptoms, others can become seriously ill.Several vaccines have been developed to ...

8. Here's How Well COVID-19 Vaccines Work Against the Delta Variant

   www.healthline.com/health-news/heres-how-well...

   The third vaccine approved for emergency use by the FDA is the Johnson & Johnson COVID-19 vaccine, or Janssen COVID-19 vaccine. It was issued an EUA in February 2021. More than 14 million doses ...

9. COVID Vaccine Booster: Everything You Need to Know - WebMD

   www.webmd.com/vaccines/covid-19-vaccine/covid-19...

   The CDC recommends an additional booster shot for certain people to amp up their immune system against potential COVID-19 variants. If you got the J&J Janssen vaccine as your first vaccine and ...