Can you still get COVID-19 after vaccine?
Do you still have to wear a mask if you get the COVID-19 vaccine?
Who should not take the Pfizer-BioNTech COVID-19 vaccine?
If you have had a severe allergic reaction to any ingredient in the Pfizer-BioNTech COVID-19 vaccine (such as polyethylene glycol), you should not get this vaccine. If you had a severe allergic reaction after getting a dose of the Pfizer-BioNTech COVID-19 vaccine, you should not get another dose of an mRNA vaccine.
How long does it take to develop immunity after a COVID-19 infection?
How soon after the COVID-19 booster vaccines are you protected?
Will the COVID-19 vaccine help me from getting COVID-19?
COVID-19 vaccines are effective COVID 19-vaccines are effective and can reduce the risk of getting and spreading the virus that causes COVID-19. Learn more about the different COVID-19 vaccines. COVID-19 vaccines also help children and adults from getting seriously ill even if they do get COVID-19.
How strong is immunity after a COVID-19 infection?
How Strong Is Immunity After a COVID-19 Infection? About 90% of people develop some number of protective antibodies after a COVID-19 infection, according to the CDC. But how high those levels climb appears to be all over the map.
How does the body develop immunity to COVID-19?
Can I get reinfected with COVID-19?
Cases of reinfection with COVID-19 have been reported, but remain rare.
In general, reinfection means a person was infected (got sick) once, recovered, and then later became infected again. Based on what we know from similar viruses, some reinfections are expected.