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A Project of The Annenberg Public Policy Center

Posts Raise Unfounded Concerns About Aluminum in Vaccines

Posts Raise Unfounded Concerns About Aluminum in Vaccines

Small amounts of aluminum have been used for many decades to strengthen the immune response to vaccines. Exposure to high levels of aluminum has been associated with brain and bone problems, but there is no evidence that the level of exposure provided by vaccines leads to such toxicity, contrary to social media claims.

Explaining the New CDC Guidance on What To Do if You Have COVID-19

Explaining the New CDC Guidance on What To Do if You Have COVID-19

Q: Is one day isolation sufficient to stop forward transmission of COVID-19? 

A: People with COVID-19 could potentially transmit it to others well beyond a day after developing symptoms or testing positive. New guidance from the CDC advises people to isolate until they have been fever-free and with symptoms improving for at least 24 hours, and then take precautions for five days, which covers the period when “most people are still infectious.”

Study Largely Confirms Known, Rare COVID-19 Vaccine Side Effects

Study Largely Confirms Known, Rare COVID-19 Vaccine Side Effects

An international study of around 99 million people confirmed known serious side effects of COVID-19 vaccination. It also identified a possible relationship between the first dose of the Moderna vaccine and a small risk of a neurological condition. Social media posts about the study left out information on the vaccines’ benefits and the rarity of the side effects.

CDC, Experts Say Fluoridated Water Is Safe, Contrary to RFK Jr.’s Warnings

CDC, Experts Say Fluoridated Water Is Safe, Contrary to RFK Jr.’s Warnings

The Centers for Disease Control and Prevention and multiple expert groups endorse water fluoridation as a safe way to reduce tooth decay. However, independent presidential candidate Robert F. Kennedy Jr. made a sweeping claim about fluoride’s effects on the nervous system, and promised to order the CDC to ban fluoride from tap water.

Posts Misrepresent Mouse Study of Pangolin Virus

Posts Misrepresent Mouse Study of Pangolin Virus

A study showed a type of lab mouse is highly susceptible to a coronavirus derived from pangolins, a scaly, cat-sized mammal. This doesn’t mean the virus is dangerous to humans. The virus is related to the one that causes COVID-19 but did not descend from it, contrary to claims that it is a “mutant COVID-19 strain.” Nor did scientists “craft” the virus.

Viral Posts Misuse Rat Study to Make Unfounded Claims About COVID-19 Vaccines and Autism

Viral Posts Misuse Rat Study to Make Unfounded Claims About COVID-19 Vaccines and Autism

COVID-19 vaccination during pregnancy benefits both mother and baby. Side effects are generally mild, and studies don’t show negative effects on the baby. A criticized study that gave COVID-19 vaccines to pregnant rats doesn’t show that vaccines cause autism or that people shouldn’t get COVID-19 vaccines, contrary to claims.

Tucker Carlson Video Spreads Falsehoods on COVID-19 Vaccines, WHO Accord

Tucker Carlson Video Spreads Falsehoods on COVID-19 Vaccines, WHO Accord

COVID-19 vaccines are generally safe and have not killed 17 million people worldwide, contrary to claims amplified by podcaster Bret Weinstein during an interview with Tucker Carlson. Weinstein also inaccurately characterized a proposed World Health Organization pandemic accord and other changes, claiming they aim to take away “personal and national sovereignty.”

Post Spreads Misleading Information About Texas Abortion Case

Post Spreads Misleading Information About Texas Abortion Case

Kate Cox petitioned to be allowed to have an abortion in Texas to “protect her life, health, and future fertility,” after receiving news that her baby was unlikely to survive, according to her court filing. A popular Instagram post misrepresented Cox’s specific case and also made misleading claims about trisomy 18, the condition affecting her pregnancy.