The immunity generated from an infection was found to be “at least as high, if not higher” than that provided by two doses of an mRNA vaccine.Immunity acquired from a Covid infection provides strong, lasting protection against the most severe outcomes of the illness, according to research published Thursday in The Lancet — protection, experts say, that’s on par with what’s provided through two doses of an mRNA vaccine. Infection-acquired immunity cut the risk of hospitalization and death from a Covid reinfection by 88% for at least 10 months, the study found. “This is really good news, in the sense...