WHO study: Immune protection from COVID-19 infection and vaccination lasts for a year

According to news from the United Nations news website on January 19, a study led by the World Health Organization showed that the antibodies produced in the body of people who have been infected with the new crown and vaccinated can protect them from severe illness and hospitalization for up to 12 months. Once infected and vaccinated, that is, “hybrid immunity” (hybrid immunity), which can prevent more than 97% of severe illness or hospitalization; calculated from the latest infection or vaccination time point, the protection period can be as long as 12 months. | Related Reading (Wall Street Insights)

looking for white feather

The results of the WHO study show that the immune protection formed by being infected with the new crown and vaccinated can last for one year. That is to say, in fact, once infected with the new crown, the effect is somewhat equivalent to a booster shot. Still have to fight, after the fight, the validity period of the antibody can be extended. But whether it can last for a year, everyone may have doubts, because from the examples of many foreign friends around me, after they have been vaccinated and re-infected, some of them can persist for a year, but there are also others. Many people are re-infected after half a year, so the effectiveness of antibodies may not be generalized, and it still depends on themselves and the surrounding area.

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