Skeptics Stack Exchange
Skeptics Stack Exchange

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.

A biological preparation that improves immunity to a particular disease.

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Do more vaccines doses increase incidence of COVID-19 infections?

A December 2022 paper, Effectiveness of the Coronavirus Disease 2019 (COVID-19) Bivalent Vaccine is being passed around social media, by people who argue against the COVID vaccines. They're focused on this graph: The risk of COVID-19 also varied by…
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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 to be an essential metal with quantities …
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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 eliminated as insulin-producing cells are destroyed…
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Does the HPV vaccine have more frequent adverse reactions than other immunisations?

This recent article in the Independent claims that the HPV vaccine now part of standard round of vaccinations given to children in the UK is causing a range of side effects. Quoting Dr Manuel Martinez-Lavin, the article summarises the situation like…
matt_black
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Does this study show the CDC has covered up an autism/thimerosal link?

Methodological Issues and Evidence of Malfeasance in Research Purporting to Show Thimerosal in Vaccines Is Safe is a study that questions the position of the United States Centers for Disease Control and Prevention (CDC) that thimerosal in vaccines…
svadhisthana
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Is vaccination from polio necessary in first world countries?

Last week I stumbled upon an article which stated that vaccination from polio is totally unnecessary for infants in first world countries. The article cited a bunch of questionable sources like mercola.com, but also had some references to…
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Did a Pfizer subcontractor compromise the integrity of some data in Pfizer's Covid vaccine trial?

According to Paul D Thacker in this article published in the BMJ, a whistleblower working for a subcontractor in Texas (Ventavia Research Group) reported a number of problems, and was then immediately fired after informing the FDA. She then listed…
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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 to have several vaccines at the same time?…
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Does taking flu vaccinations annually reduce their effectiveness?

A friend of mine tried to say that people shouldn't take vaccines because people who receive flu vaccines year after year can sometimes show reduced protection. This effect has been dubbed the "Canadian Problem". People who receive flu vaccines…
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Does the COVID vaccine contain Graphene Hydroxide nano razor blades?

Psiram has a page about conspiracy theories around covid vaccines and them supposedly containing graphene oxide and graphene hydroxide. They link to credible sources debunking the claim that vaccines contain graphene oxide, but their section on…
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Is this data about COVID Vaccination breakthrough infections from the Israeli government?

I've been seeing this infographic circulating lately in private WhatsApp groups, and also on Twitter 1, 2. It has also been retweeted by Ivory Hecker who has 100k twitter followers and 173k Instagram followers The infographic goes under the title…
Graviton
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Did a COVID-19 vaccine trial participant in India develop encephalopathy?

According to an article on thevaccinereaction.org, a 40-year old vaccine trial participant in India experienced acute encephalopathy after participating in a COVID-19 vaccine trial. The article reports: Hospitalized for 15 days, including eight…
mweiss
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Are or were aborted human fetal cells used in vaccine production?

I have heard claims that cells from aborted fetuses are involved in the production of vaccines such as MMR. Is this true? For instance, this page from the Kennedy Institute of Ethics at Georgetown University: Is it true that there are vaccines…
The Masked Rebel
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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) cases: Analysis of data over 10 years (from 2000…
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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 fearless) work of Danuta Skowronski and her…
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