After a COVID-19 infection, whether it's a first, second, or even a third, many of us wonder how long we might be protected against a reinfection, and whether we'll be susceptible to new variants.
infection, whether it's a first, second, or even a third, many of us wonder how long we might be protected against a reinfection, and whether we'll be susceptible to new variants.
These studies compared COVID-19 risk among people who had been infected previously and those without a prior infection. Studies looking at natural immunity in combination with vaccination were excluded. A previous infection provided moderate protection from reinfection with omicron BA.1 , compared with stronger protection against pre-omicron variants . This was also the case for symptomatic infection.
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