How long does immunity to COVID-19 last after vaccination?
The length of immunity to COVID-19 after vaccination varies depending on several factors, including the type of vaccine, the individual's age and health status, and the prevalence of new COVID-19 variants.
Currently available COVID-19 vaccines have been shown to provide strong protection against the virus for at least six months, and likely much longer. Some studies have suggested that immunity may last for up to a year or more, although more research is needed to confirm this.
It is also worth noting that the efficacy of COVID-19 vaccines may be reduced against new variants of the virus, such as the Delta variant. However, even if the vaccine does not provide complete protection against these variants, it can still greatly reduce the severity of illness and the risk of hospitalization or death.
It is important to continue following public health guidelines, such as wearing masks and practicing social distancing, even after vaccination to help reduce the spread of the virus and protect vulnerable individuals.
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