Questions tagged [virus]

A virus is a small infectious agent that can replicate only inside the living cells of organisms.

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3answers
844 views

Has SARS-CoV-2 been purified in a lab? If not, does this imply that the PCR test for it is not specific?

Dr. Sam Bailey gives a number of references in her YouTube video on PCR tests stating the virus has never been purified as in actually separated from the infected cells. I'm curious if this is ...
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Do N95 respirators help prevent the spread of COVID-19 from infected health care workers?

One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19. I trust we can agree that this is notable without requiring specific ...
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140 views

Do cloth facemasks help prevent the spread of COVID-19 from infected members of the public?

One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19. I trust we can agree that this is notable without requiring specific ...
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0answers
124 views

Do cloth facemasks help prevent the spread of COVID-19 to healthy members of the public?

One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19. I trust we can agree that this is notable without requiring specific ...
-1
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0answers
260 views

Do surgical masks help prevent the spread of COVID-19 to healthy members of the public?

One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19. I trust we can agree that this is notable without requiring specific ...
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417 views

Do surgical masks help prevent the spread of COVID-19 from infected members of the public?

One of the most politicised scientific issues of 2020 was the question about whether face-masks stop the spread of COVID-19. Here are some specific examples: Australian Department of Health (...
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1answer
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Are 40% of the oceans' bacteria killed by viruses every day?

In the March 9, 2018 column of newspaper columnist Cecil Adams' column The Straight Dope, he speaks about the possible benefits of treating bacterial infections with bacteriophages, viruses that ...
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2answers
256 views

Was the yellow fever virus a past standardized biological weapon in the US Army?

Dany Shoham writes in a 2012 paper [full text, paywalled]: The yellow fever virus – a past standardized BW in the US Army, then carried by infected Aedes mosquitoes as vectors – was thus genetically ...
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Did Fauci outsource gain-of-function research to China during a US moratorium?

A Times of Israel blog writes: Back in October 2014, the US government had placed a federal moratorium on gain-of-function (GOF) research—altering natural pathogens to make them more deadly and ...
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252 views

Is there real scientific consensus linking bats to COVID-19? [closed]

I see a lot of articles in the media mentioning new bat species and adding references in the articles or the titles linking bats to coronavirus [The links in ref1 at the bottom are just some samples]. ...
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Has a virus ever escaped a high-level virus lab?

As somewhat unclearly related in the Daily Mail: Dr Keusch, Professor of Medicine and International Health at Boston University's Schools of Medicine and Public Health, stressed that no release of ...
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1answer
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Do studies show that viruses are contagious?

An acquaintance of mine has been very adamant that viruses can't be caught and continues to link me things like this Ickonic video, where Jaymie Icke interviews Dr. Andrew Kaufman M.D. who claims: I ...
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1answer
422 views

Were millions of people infected by SARS?

There's an article circulating on Czech social media that makes the following interesting claim, among others (translation mine): Data that we currently have available say that in areas where SARS ...
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1answer
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Do young people with no previous pathologies, end up admitted with bilateral pneumonia and serious breathing difficulties due Covid-19?

In this link https://actualidad.rt.com/actualidad/347806-fuese-segunda-guerra-mundial-doctora (Spanish) which also contains the YouTube video (where she says basically all of the text mentioned in the ...
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1answer
405 views

Does dry air promote the spreading of respiratory viruses better than wet air, ceteris paribus?

A DW article states that Air humidity also influences the transmissibility of respiratory viruses. Once the pathogens have been expelled from the respiratory tract with a strong sneeze, they ...
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Has the flu already killed 20,000 Americans during 2019-20 flu season?

Fox News has this article titled "Flu has killed 20K Americans including 136 children so far [as of March 2020] in this [2019-20] flu season, CDC says". The CDC said that so far this season,...
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Coronavirus - Is it safe to receive a package from China?

The World Health Organisation (WHO) has stated that is 'safe' to receive packages from China. e.g. from their Facebook page Is it safe to receive a letter or package from China? Yes, ...
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Did Tencent release accurate statistics for the Wuhan coronavirus that were 10 times the official figures?

Taiwan News reported the following on February 5: As many experts question the veracity of China's statistics for the Wuhan coronavirus outbreak, Tencent over the weekend seems to have inadvertently ...
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1answer
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Why is the estimated fatality rate of the 2019-nCoV virus so low?

I have seen multiple sources claiming that the fatality rate of the 2019-nCoV virus is around 2% to 10%. At the same time, as of February 3rd 2020, 362 patients were reported to have died from the ...
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Was the virus which causes COVID-19 made in a Chinese lab? [closed]

This idea was discussed in the Washington Times (no longer available at the original site: on archive.org. The article discusses whether SARS-CoV-2 (the virus which causes COVID-19) could have been ...
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Does female genital mutilation reduce the risk of a woman's partner getting HPV?

If you love your husband Get yourself circumcised Because the germs under your prepuce Can reach his mouth when he pleasures your clitoris And cause him oral cancer ... The culprit ...
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1answer
658 views

Does a child die from malaria every two minutes?

A child dies from malaria every two minutes. -- CNN article on Faso Soap This doesn't sound right to me. I know Africa (the main location of malaria) is a big and populous place, but this seems too ...
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Does raising your body's temperature help cure flu?

I was discussing with a team mate on how to cure the (common) flu virus. We had a disagreement about the body temperature effect. Con: Some argued that it's better to lower temperature, as it is a ...
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3answers
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Is 8% of human DNA from viruses?

According to 23andme's Twitter Image reads, Approximately 8% of DNA is originally from viruses, which infected your ancestors and became integrated into their cells.
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Is the increase in microcephaly in brazil caused by the zika virus? [duplicate]

I heard a pod cast saying that the increase in microcephaly in brazil may not be caused by this zika virus and possibly other causes. How good is the connection between microcephaly and zika and could ...
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1answer
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Does rabies in humans cause aggression?

It is true for animals for some reason , however I do not know about humans and if so, how is it possible for a patient to cause violence due to it. If this is true , please shed some light on this ...
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What is the cause of Brazil's microcephaly outbreak?

It has been claimed that Brazil is suffering from an outbreak of Microcephaly. Several possible causes have been proposed. Zika Virus Perhaps the most popular one is the zika virus. For example, the ...
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Do L-lysine supplements help cold sore outbreaks?

Some people claim that dietary supplements of L-lysine (a type of lysine) help treat (but not cure) cold sores (Herpes labialis). The idea that lysine might work against herpes has some ...
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Did the Stuxnet virus attack the International Space Station?

Over at Extreme Tech Last year, news broke that a virus sabotaged the Iranian uranium enrichment program. It seemed all too convenient at the time — and as it turned out, the virus, Stuxnet, was ...
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Is the US government preparing to remove religiosity in the population with a virus, using vaccines as a vector?

This Vimeo video " DOD VIRUS 'FUNVAX' Vaccine for RELIGIOUS Peoples!!!!!!!" purports to show a government presentation about the deliberate introduction of a virus. Leaked April 13, 2005 ...
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Is oxymetazoline an efficient runny nose treatment?

A proverb says: "The treated cold lasts seven days and the untreated cold lasts a week". A pharmaceutical company however claims in a PR article that its product containing Oxymetazoline ...
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Link between runny noses and rhinoviral infections

Trying to answer another question about the link between the winter temperatures and catching the common cold, I remembered something one of my tutors said, namely that 'we catch more viruses when it ...
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Does being cold increase your chances of catching the common cold?

"Everyone knows" - a scary statement - that you get "a cold" from being cold. Now it seems to be a fact that you don't, because you get a cold from a (rhino)virus, not from the temperature. But is ...