False rumor circulates that mRNA COVID-19 vaccines cause cancer

A social media account that claims to report “breaking news” recently promoted the false rumor that mRNA COVID-19 vaccines contain cancer-causing DNA. The post does not link to a source for the claim, but it appears to have originated in a video hosted by a conspiracy theory-promoting physician.

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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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