Posts falsely claim heart inflammation only occurs after COVID-19 vaccination

A preprint Oxford University study examined outcomes after Pfizer COVID-19 vaccination among children and adolescents in the U.K. The study found that incidents of heart inflammation (myocarditis and pericarditis) were only reported in vaccinated participants, leading vaccine opponents to falsely claim that heart inflammation only occurs after COVID-19 vaccination, not infection. 

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The Public Health Communications Collaborative (PHCC) was formed in 2020 to coordinate and amplify public health messaging on COVID-19 and increase Americans’ confidence in guidance from the Centers for Disease Control and Prevention (CDC) and state and local public health officials.

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