Facts About COVID-19 Viral Vector Vaccines COVID-19 viral vector vaccines cannot give someone the virus that causes COVID-19 or other…
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Facts About COVID-19 mRNA Vaccines COVID-19 mRNA vaccines cannot give someone the virus that causes COVID-19 or other viruses. mRNA…
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The number of vaccine doses needed depends on which vaccine you receive. To get the most protection: Two doses of…
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Links with this icon indicate that you are leaving the CDC website. The Centers for Disease Control and Prevention (CDC)…
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Background Infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) initiates a cell-mediated and humoral immune response that produces antibodies…
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Getting Your CDC COVID-19 Vaccination Record Card At your first vaccination appointment, you should get a CDC COVID-19 Vaccination Record…
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As K-12 schools resume in-person learning, school administrators must be prepared to respond quickly when someone with COVID-19 has been in…
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Clinical Trials After initial development, vaccines go through three phases of clinical trials to make sure they are safe and effective.…
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If You Had a Severe Allergic Reaction to a COVID-19 Vaccine If you had a severe allergic reaction—also known as…
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Key Takeaways Vaccination is currently the leading public health prevention strategy to end the COVID-19 pandemic. Promoting vaccination among eligible…
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