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Small study (52 people) indicates that breakthrough COVID infections, not including omicron, in the fully vaccinated results in high levels of neutralizing antibodies.
Medical Mythbusting Commentary for December 21, 2021 Source:Breakthrough infection could mean ‘end game’ for COVID ‘Super Immunity’ From Breakthrough Infection After Covid-19 Vaccination? Here’s What This Study Said Reference:Antibody Response and Variant Cross-Neutralization After SARS-CoV-2 Breakthrough Infection
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More evidence emerging that COVID vaccines are a three-dose series like many other vaccines that we receive. U.S. preprint study suggests that fully vaccinated Veterans are experiencing breakthrough infections six months after second dose #VaccinesWork
Medical Mythbusting Commentary for November 11, 2021 Source:Waning COVID vaccine efficacy especially against reinfection Reference:Breakthrough SARS-CoV-2 infections in 620,000 U.S. Veterans, February 1, 2021 to August 13, 2021
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A vaccinated person who develops a breakthrough COVID infection by far has less risk of severe disease, hospitalization and death compared to the unvaccinated. This is not anything we did not already know; vaccines prevent severe outcomes of infection.
Medical Mythbusting Commentary for November 2, 2021 Source:Active COVID-19 cases in Ottawa hold steady
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Manitoba breakthrough infection data reviews the incidence by age and severity. Older people with chronic disease most at risk. Overall, compared to unvaccinated, 3% of all COVID deaths over last 10 months were amongst the fully vaccinated. #VaccinesWork
Medical Mythbusting Commentary for October 27, 2021 Source:New data sheds light on breakthrough COVID-19 cases in Manitoba