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A Project of The Annenberg Public Policy Center

Irish Professor Makes Unfounded Claims About Long-Term Effects of mRNA Vaccines

Irish Professor Makes Unfounded Claims About Long-Term Effects of mRNA Vaccines

The COVID-19 mRNA vaccines authorized for use were found to be safe and effective in clinical trials and real-world conditions. A professor in Ireland baselessly claims in a video circulating on social media that they are not, and that those who get the vaccines will die as a result within several years.

Idaho Doctor Makes Baseless Claims About Safety of COVID-19 Vaccines

Idaho Doctor Makes Baseless Claims About Safety of COVID-19 Vaccines

A viral video features a doctor making dubious claims about COVID-19 vaccines and treatments at a forum hosted by Idaho’s lieutenant governor. Dr. Ryan Cole claims mRNA vaccines cause cancer and autoimmune diseases, but the lead author of the paper on which Cole based that claim told us there is no evidence mRNA vaccines cause those ailments.

Tucker Carlson Misleads on COVID-19 Vaccines, Masks

Tucker Carlson Misleads on COVID-19 Vaccines, Masks

All of the authorized COVID-19 vaccines are effective at preventing symptomatic disease. Yet Fox News host Tucker Carlson baselessly casts doubt on the effectiveness of the vaccines, because federal officials urge fully vaccinated people to wear masks in public settings. 

Flawed Report Fuels Erroneous Claims About COVID-19 Death Toll

Flawed Report Fuels Erroneous Claims About COVID-19 Death Toll

Viral social media posts cite a flawed paper in falsely claiming the Centers for Disease Control and Prevention changed death certificate procedures and violated federal law, resulting in wildly inflated COVID-19 deaths. The CDC hasn’t altered how death certificates for COVID-19 are filled out, and there is no federal law governing the process.

Texas Doctor Spreads False Claims About COVID-19 Vaccines

Texas Doctor Spreads False Claims About COVID-19 Vaccines

Federal officials authorized two mRNA vaccines for COVID-19 after they were determined to be safe and effective against symptomatic illness in clinical trials. But a Texas doctor, in a widely shared video, falsely claims the vaccines don’t provide protection and that they’re actually “experimental gene therapy.”

Posts Distort CDC Study Supporting Mask Mandates to Reduce COVID-19

Posts Distort CDC Study Supporting Mask Mandates to Reduce COVID-19

A study from the Centers for Disease Control and Prevention found that state-issued mask mandates were associated with significant decreases in daily COVID-19 case and death growth rates. Yet some conservative outlets and social media users falsely claim the study shows mask mandates have a negligible impact on COVID-19 outcomes.

Instagram Post Misrepresents FDA Document About Monitoring Vaccine Safety

Instagram Post Misrepresents FDA Document About Monitoring Vaccine Safety

A Food and Drug Administration presentation on monitoring the safety of COVID-19 vaccines listed possible adverse events the agency might track. But an Instagram post misrepresents the document, falsely claiming it shows the vaccines are known to cause harmful side effects — including death.

FactChecking Cruz’s Partisan Spin on COVID-19 Bill

FactChecking Cruz’s Partisan Spin on COVID-19 Bill

Sen. Ted Cruz says 91% of the $1.9 trillion American Rescue Plan “is a partisan wish list” for “Democratic special interests.” But he ignores that Republicans offered an alternative $618 billion bill that included many of the same elements of the Democratic plan, albeit in smaller amounts.

The Evolving Science of Face Masks and COVID-19

The Evolving Science of Face Masks and COVID-19

Since the Centers for Disease Control and Prevention began recommending that members of the public mask up last spring, additional research has backed the use of face masks to combat the coronavirus, but knowledge gaps still remain. Here, we summarize the evidence.