Claims that individuals who have received COVID-19 vaccines then “shed” mRNA or spike proteins are circulating widely on social media. Anti-vaccine organizations and other groups that embrace conspiracy theories and pseudoscience are asserting that this “shedding” puts unvaccinated individuals at risk of harm. One of several debunked claims includes the belief that an unvaccinated woman’s menstrual cycle can be altered simply by their being in proximity to a vaccinated individual. In reality, those vaccinated with a COVID-19 vaccine cannot and do not shed mRNA or spike proteins, or any other elements associated with these vaccines.
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As this misinformation is increasingly widespread, updating informational and educational materials, such as FAQ sections on websites, to address this myth is recommended. Fact Checking Source(s): politifact.com
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