Questions tagged [vaccines]

a substance used to stimulate the production of antibodies and provide immunity against one or several diseases, prepared from the causative agent of a disease, its products, or a synthetic substitute, treated to act as an antigen without inducing the disease.

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31
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Can an RNA vaccine change your DNA permanently?

I was sent this recent Food For Thought YouTube video. It contains a number of wild claims about vaccinations. In particular, it contains snippets of edited, unsourced footage of Bill Gates saying: ...
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Has the polio vaccine used in India from 2005 onwards caused hundreds of thousands of cases of paralysis?

This study from 2018 establishes a strong correlation between the introduction of a new version of a polio vaccine in 2005 in India and a very high number of Non-Polio Flaccid Acute Paralysis (NPAFP) ...
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Is the WHO tetanus vaccination campaign a covert sterilisation campaign?

Lifesite News (a Canadian conservative Christian pro-life news source) reports: But it is the five-vaccination regime that is most alarming. “The only time tetanus vaccine has been given ...
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Are the only remaining polio cases in Africa vaccine-derived?

World Polio Day: Wild poliovirus type 3 declared eradicated: Salisbury also said no WPV1 has been detected anywhere on the African continent since 2016. Several African nations, however, are still ...
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Did the CDC lose a Federal Lawsuit to produce evidence that vaccines do not cause Autism?

In a recent article[1] published by the Informed Consent Action Network (ICAN), ICAN claims that the Center for Disease Control (CDC) has lost[2] a Federal Lawsuit (brought forward by ICAN) calling ...
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Have COVID-19 vaccination trials started in Seattle?

I am reading conflicting information on this. In a supposed Associated Press Exclusive, a report went out March 16th saying: U.S. researchers gave the first shots in a first test of an ...
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Do vaccines against childhood diseases leave the immune system less capable of fighting cancer?

I recently saw someone post this NSFW screenshot image about vaccines in a discussion about the Chinese coronavirus outbreak. It is a screenshot from this NSFW 4chan thread. The anonymous poster ...
2
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1answer
772 views

Was human DNA found in a sample of Priorix Tetra MMRV vaccine?

I came across this tweet in my feed: The claim is that a group of scientists from Corvelva tested a sample of MMRV and determined that it contained human DNA. Here is the article linked in the ...
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Are there vaccine ingredients which may not be disclosed (“hidden”, “trade secret”, or similar)?

I sometimes encounter people claiming that there are ingredients in vaccines that can be kept secret by the manufacturer. I would be surprised to hear this, because the manufacturers have to conduct ...
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Do 6-month old babies ingest more aluminum from formula milk than from vaccines?

This blog post claims that vaccines given to infants contain less aluminum than is typically ingested from milk - especially formula milk. A more prestigious source of this claim is the Children's ...
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Is the comeback of measles in the US “largely due to anti-vaxers?”

From CNN: In some recent years, there have been fewer than 100 cases nationwide. But the [measles] virus has made a comeback in other years, including 2019 -- largely due to anti-vaxers, experts ...
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Do organised anti-vaccination groups stand to gain anything?

Lately, Ethan Lindenberger has been getting a lot of attention for defying his mother and getting vaccinated against her wishes. NPR released an article today about how Ethan testified before the ...
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Are most cases of polio derived from the polio vaccine?

According to this National Public Radio article: For the first time, the number of children paralyzed by mutant strains of the polio vaccine are greater than the number of children paralyzed by polio ...
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Did Paul Offit, MD, say that aluminum plays an important role in the development of a healthy fetus?

The following quote is attributed to Paul A. Offit, MD, by a number of websites and books; they can be found by Googling for the exact quote in quote marks (screenshot below) Aluminum is considered ...
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1answer
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Is it dangerous for vaccinated children to be around unvaccinated children?

Some parents don't want their children to hang around unvaccinated children. An anti-vax argument I've heard is that this suggests the parents believe the vaccines are not effective, if potentially ...
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Were many vaccine-preventable diseases almost gone before vaccines were introduced?

The movie Silent Epidemic: The Untold Story of Vaccines presents arguments against vaccination. One of the arguments is that the alleged benefits of vaccines are actually due to modern health and ...
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1answer
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Did more than 900 people die of measles in Madagascar since October 2018?

I'm seeing a claim trending on social media that more than 900 people died of measles in Madagascar recently. I'm referring to this article, which opens with: Geneva: At least 922 people have died in ...
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Did diseases, decrease over 90% before the introduction of vaccines? [duplicate]

There is this meme going around, which is also used as an anti-vaccine argument, which basically states, that vaccines didn't save millions of lives, because most of the diseases declined by over 90% ...
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Do people with flu shots shed the influenza virus more than those who aren't vaccinated?

This 2018 Collective Evolution article claims: Once recent study, however, did bother to look at the question of whether the vaccine prevents transmission. Published on January 18, 2018, in the ...
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1answer
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Did the 2008-9 flu shot increase the risk of getting the H1N1 flu?

In this 2018 letter to the British Medical Journal, a retired pediatrician claimed that In any discussion of influenza epidemiology we should acknowledge the careful and steady (one could even say ...
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How dangerous is thiomersal (thimerosal)?

Some people blame the preservative thiomersal in vaccines for all kinds of illnesses, but mainly for autism. As thiomersal is a mercury compound, there is some plausibility in suspecting it may cause ...
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Does sensitatization require less allergens than elicitation?

In Evidence that Food Proteins in Vaccines Cause the Development of Food Allergies and Its Implications for Vaccine Policy Vinu Arumugham claims: It has been demonstrated that a smaller ...
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Can the BCG vaccine cure type 1 diabetes?

There are two principal types of diabetes which are very different diseases, though they have similar symptoms. Type 1 diabetes is an autoimmune disease where the body's ability to make insulin is ...
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Was SIDS unheard of before “modern vaccine schedules”?

Related: Paper correlating number of vaccines given with infant mortality rate for many countries? The same paper in the related article above states (abstract HERE/full text HERE): Prior to ...
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Is the number of childhood vaccines correlated with infant mortality?

Related Just how inaccurate are vaccine myths? Is it dangerous to have several vaccines at the same time? I was passed along an article reporting that a new study found that despite having the ...
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Are vaccine antibodies different than natural antibodies?

An article at mercola.com entitled Outspoken Vaccine Advocate States Measles Vaccine Can't Prevent Measles Outbreaks makes the claim that (emphasis added): Because vaccine antibodies are different ...
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Were only 10% of the population vaccinated against smallpox?

This image attributes a quote to Glen Dettman: "It is pathetic and ludicrous to say we ever vanquished smallpox with vaccines, when only 10% of the population was vaccinated." - Glen Dettman A.M....
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Is this a real quote by M. Beddow Bayly and are the vaccination claims true?

"Compare these well vaccinated countries with Australia, the least vaccinated country in the world. In 134 years, not one-fifth of the children born have been vaccinated. Yet only three Australian ...
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1answer
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Can the flu shot cause the flu?

I've heard in many places that you can catch the flu from the flu shot. This is in contrast to most other vaccines for some technical reason. I read on Gizmodo today that: The flu shot does not, ...
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Do food proteins in vaccines cause the development of food allergies?

Vinu Arumugham writes in the article Evidence that Food Proteins in Vaccines Cause the Development of Food Allergies and Its Implications for Vaccine Policy published in the Journal of Developing ...
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1answer
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How are vaccines tested for very young children or infants? [closed]

I've heard people claim that vaccines aren't tested before being given to infants. I looked into it and found lots of references to extensive human trials, but the best reference I've found about ...
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Were the measles outbreaks of this decade caused by people not vaccinating?

There are several movements against vaccinating children in the USA. There were several measles outbreaks in the 2010's. Are they related?
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Are mandatory influenza vaccinations to healthcare employees effective?

There is a new law about come into effect in Finland that would, amongst other things, mandate all healthcare employees have yearly vaccinations. Here is a link to the webpage of the new law (in ...
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Is the belief that vaccinations cause autism correlated with liberal political beliefs?

There are some people who continue to believe that there is a link between vaccination and autism. See this question for more: Are there any other studies (besides the discredited Wakefield studies) ...
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Did Germany's Supreme Court rule that the measles virus didn't exist?

Paul Fassa writes in German Supreme Court Upholds Biologist’s Claim that Measles Virus Does Not Exist: At first it appeared he had lost. But Dr. Lanka took his loss to a higher court with more ...
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Have parents been jailed in the USA for refusing to vaccinate their children?

Rebecca Bredow is a mother in Michigan, who refuses to let her son be vaccinated, in violation of an agreement with her ex-husband, the boy's father. Her refusal to comply with a court ordering her to ...
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Does oral polio vaccine provide lifelong immunity?

From the Wikipedia page for poliomyelitis eradication: A study carried out in an isolated Eskimo village showed that antibodies produced from subclinical wild virus infection persisted for at least ...
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Are Unvaccinated Children Healthier?

Got this today on my facebook wall... Alarming New Study: Unvaccinated Kids are Healthier The study’s findings really make you wonder. Here’s some of the specifics: Vaccinated children ...
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1answer
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Does the CDC own vaccine patents?

As a regular skeptic, I often get involved in arguments about vaccines. In a recent discussion this came up: The CDC owns 70 vaccine patents and makes billions of dollar off them A quick google ...
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1answer
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Are hepatitis B vaccines for newborns safe and cost-effective?

Related: Is it dangerous to have several vaccines at the same time? Is the number of childhood vaccines correlated with infant mortality? Just how inaccurate are vaccine myths? I was sent a Mercola ...
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Are there 130 Research papers supporting Vaccine/Autism Causation? [duplicate]

According to this compilation by Ginger Taylor, MS, there are 130 research papers supporting vaccine/autism causation. Do all (or at least most) of these papers support the conclusion that one or ...
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1answer
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Are flu shots harmful because they may contain antibiotics?

A webpage on Natural News claims that it is a bad idea to get a flu shot because certain flu shots contain antibiotics. It says: The flu vaccines contain antibiotics such as neomycin, polymyxin B ...
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Has spreading out the vaccine schedule been empirically shown to have any negative effect?

Skeptics.SE has previously addressed the question of whether it is dangerous to follow the recommended vaccine schedule, in which multiple vaccines are administered at the same time: Is it dangerous ...
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Is there correlation between vaccination rates and autism diagnosis?

I came across the below infographic that shows increasing vaccinations and autism diagnosis rates over time. This implication of this infographic is that as vaccination rates go up so does autism. I ...
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Are there any other studies (besides the discredited Wakefield studies) that have found a link between vaccination and autism?

Wakefield's study from 1998 is now refuted as fraudulent, however there must have been subsequent research by others looking for a link between vaccines and autism. Did any of this research find a ...
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Does a pear contain 600 times more formaldehyde than a vaccine?

There is a common pro-vaccination argument that attempts to equate the amount of formaldehyde injected into the body when receiving a vaccine, with the amount of formaldehyde ingested into the GI ...
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Did Gandhi call vaccination a barbarous practice?

While searching for a different image on Google, I came across this: The text in the image reads: Vaccination is a barbarous practice and one of the most fatal of all the delusions current in our ...
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Did 25 people die because of H1N1 vaccine of 1976?

From Wikipedia: The 1976 swine flu outbreak, also known as the swine flu fiasco, or the swine flu debacle, was a strain of H1N1 influenza virus that appeared in 1976. Infections were only ...
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Did an experimental Oral Polio Vaccine (OPV) cause the AIDS pandemic?

Aidsorigins.com mentioned in a post that: The oral polio vaccine (OPV) theory of origin of AIDS proposes that an experimental OPV made in a unique manner was administered to nearly one million ...
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Did the military start the “No alcohol after vaccines” meme?

The Travel Doctor (a chain of clinics that does vaccination for travellers) claims Can I drink alcohol after vaccines? [Don't drink too much after Japanese Encephalitis vaccine] The myth ...