how vaccines work in the body?
Can I get COVID-19 after vaccination?
It typically takes a few weeks after vaccination for the body to build protection (immunity) against the virus that causes COVID-19. That means it is possible a person could still get COVID-19 just after vaccination. This is because the vaccine has not had enough time to provide protection. Mar 13, 2021
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How do vaccines work?
Vaccines train our immune systems to create proteins that fight disease, known as ‘antibodies’, just as would happen when we are exposed to a disease but – crucially – vaccines work without making us sick. Dec 31, 2020
Full answer in: www.who.int
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How does the body develop immunity to COVID-19?
Once you've been exposed to a virus, your body makes memory cells. If you're exposed to that same virus again, these cells recognize it. They tell your immune system to make antibodies against it. Sep 23, 2020
Full answer in: www.webmd.com
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How safe is the COVID-19 vaccine?
Millions of people have safely received a COVID-19 vaccine Over 52 million doses of COVID-19 vaccine were administered in the United States from December 14, 2020, through February 14, 2021. COVID-19 vaccines are safe and effective. Apr 6, 2021
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