Vaccines

Are potential adverse reactions listed on a Hepatitis B vaccine package insert because the Food and Drug Administration says those adverse reactions and the vaccine are causally related? No, that's not true: The FDA requires manufacturers to include all potential adverse reactions reported during clinical trials or post-approval use, regardless of whether a causal relationship has been established. This is…

Is COVID-19 vaccine shedding real, meaning it can spread from person to person? No, that's not true: The COVID-19 shots authorized for use in the United States do not contain the live virus and therefore cannot replicate in the body or be shed. Additionally, infectious disease experts told Lead Stories that there's no credible scientific evidence supporting the claim. The…

Does a Red Cross blood donation question prove that COVID-19 vaccines are harmful? No, that's not true: The Food and Drug Administration requires the question of all blood collectors in the United States. The federal agency allows people to donate blood immediately after getting a COVID vaccine if they feel well and have no symptoms, as long as the vaccine…

Did a study find that vaccination for measles, mumps and rubella (MMR) causes an increased likelihood of asthma and eczema? No, that's not true: The study authors did not come up with that conclusion. They said, "Our data suggest that currently recommended routine vaccinations are not a risk factor for asthma or eczema." The claim appeared in a post and…

Did Amy Schumer say she developed "vaccine acquired immune deficiency syndrome" (VAIDS) as a result of COVID-19 vaccination? No, that's not true: Schumer said on her Instagram account that she has endometriosis, a disease that causes tissue similar to the lining of the uterus to grow outside the uterus. VAIDS is not a recognized medical condition related to COVID-19 vaccination…

Did a drop in vaccine uptake in Japan cause a drastic drop in infant mortality, as a post on Instagram suggested? No, that's not true: While there was a policy change in 1994 that removed government requirements for childhood vaccines, Japanese health authorities and experts still recommend a routine vaccine schedule similar to those implemented in the U.S. Japan has…

Did an immunologist accidentally admit that COVID-19 vaccines were intended to sterilize humans, as a video on Instagram implied? No, that's not true: Though the post included genuine footage, it lacked context that makes clear what was meant. Dr. John Bell's comments in an interview were about "sterilizing immunity", a public health term that refers to eradicating a virus from…

Does a homemade concoction made of boiled citrus fruits, root vegetables and herbs prevent COVID-19? No, that's not true: An infectious disease expert told Lead Stories that "there's absolutely no evidence that this will work," and there is no verified scientific study confirming the effectiveness of such a mixture in preventing a person from contracting the virus. He recommended that…

Does a government health poster list "heart attacks," "strokes" and "sudden death" as side effects of the COVID-19 vaccine, as shown in an Instagram post? No, that's not true: It is counterfeit. Though it was made to look like official Irish government health circulars, the Irish government never published a poster listing those as side effects. Additionally, there is no…

Do COVID-19 vaccines contain the Marburg virus, a severe and often fatal illness in humans? No, that's not true: Each vaccine has its unique formulation, but none include the Marburg virus. The disease is rare, usually found in Africa after a person comes in contact with an infected bat, the National Institute of Allergy and Infectious Diseases told Lead Stories.…