1 like 6 dislike
in General Factchecking by Innovator (51.1k points)
Masks are ineffective against microscopic virus transmission, and believing otherwise reflects a lack of understanding.

6 Answers

7 like 0 dislike
by Novice (740 points)

This claim is false. Numerous government organizations such as the CDC and WHO, as well as other accredited health institutions including Mayo Clinic, Johns Hopkins Medicine, and Harvard Health have all confirmed the efficacy of N95 and KN95 masks in reducing the transmission of respiratory viruses such as COVID-19. Additionally, a recent review published in Clinical Microbiology Reviews (journal within the American Society for Microbiology) by an international team of 13 researchers headed by Professor Trisha Greenhalgh of the University of Oxford found that masks demonstrated "a clear dose-response effect", supporting the theory that individuals who wear masks on a more frequent basis receive greater protection than those who don't. 

https://www.cdc.gov/respiratory-viruses/prevention/masks.html

https://www.who.int/news/item/13-01-2023-who-updates-covid-19-guidelines-on-masks--treatments-and-patient-care

https://www.mayoclinic.org/diseases-conditions/coronavirus/in-depth/coronavirus-mask/art-20485449

https://www.hopkinsmedicine.org/health/conditions-and-diseases/coronavirus/coronavirus-face-masks-what-you-need-to-know

https://www.health.harvard.edu/blog/masks-save-lives-heres-what-you-need-to-know-2020111921466

https://www.phc.ox.ac.uk/news/comprehensive-review-confirms-masks-reduce-covid-19-transmission

False
by Novice (680 points)
0 0
You did a really good job fact-checking this claim. Including multiple other sources to prove that this claim is false is a great habit to get into when fact-checking. I appreciate that they are mostly all .edu and .gov sources, which means they are more credible than a .com source. I'm curious, did you find any other source that said this claim was true, or did every source say it was false?
0 like 0 dislike
by Newbie (320 points)

This claim is false. According to the CDC, wearing a mask is a preventative measure to filter out particles and droplets when you exhale, breathe, cough, etc. A 2021 study published in the National Library of Medicine indicates that current research have shown that COVID-19 is mainly transmitted via droplets in the air. The distance of droplet transmission can be up to 4 meters, and the social distance recommended range is 1 to 2 meters, so wearing a mask is essential in its effectiveness.

False
ago by Newbie (200 points)
0 0
This is a good fact check. It was concise while still including important sources and vital facts.
0 like 0 dislike
by Newbie (350 points)

This claim is false. In the case of COVID-19 which is a microscopic virus, wearing a face mask slows the transmission and spread of the disease. One study explained that wearing a face mask can prevent transmission rates by up to 79%. Another article explains that wearing a mask can act as a filter to prevent the transmission of diseases like COVID-19. If research is done then clearly there is evidence pointing to the positives of using a mask and how they can prevent the transmission of diseases. 

https://www.mayoclinic.org/diseases-conditions/coronavirus/in-depth/coronavirus-mask/art-20485449

https://www.pnas.org/doi/10.1073/pnas.2014564118

https://www.cdc.gov/respiratory-viruses/prevention/masks.html

by Novice (740 points)
0 0
I really like this fact check. It is really concise and easy to follow. I like your use of .org and .gov sources to back up your response.
ago by (180 points)
0 0
I like the validity of the sources you used and how in depth they went on the certain types of masks and how effective they are. Masks have been shown to prevent the spread of diseases like COVID-19. Also I want to add that the only way that masks prevent the spread is if they are worn correctly and with the proper precautions. If not diseases would still easily spread, so, masks themselves aren't ineffective but the way a person wear it may be causing them to become ineffective.
0 like 0 dislike
ago by (180 points)

This claim stating that masks are ineffective in preventing the transmission of microscopic viruses is false. The type of mask can increase or decrease the effectiveness of filtering out germs, and the recommended masks by the CDC are N95 Respariters, KN95 Resparitors, or surgical masks. According to the CDC, "Generally, masks can help act as a filter to reduce the number of germs you breathe in or out,"  Similarly, the FDA states that face coverings are an effective way to protect oneself from particles and liquid contaminating the face. They have a deeper explanation of several different kinds of masks and face coverings, and the effectiveness behind them. The World Health Organization also explains the effectiveness of masks and gives instructions on how to properly wear them. The California Department of Public Health states many benefits of wearing masks, when to wear a mask, recommends which masks to wear, and more. 

All in all, this claim is misleading because it claims that believing maks to be effective reflects a lack of understanding when multiple government organizations have proven that to be false. While some masks are more effective than others, and other precautions like using hand sanitizer and thoroughly washing hands often should still be used, masks are a very effective way of stopping the transmission of viruses. 

https://www.cdc.gov/respiratory-viruses/prevention/masks.html

https://www.fda.gov/medical-devices/personal-protective-equipment-infection-control/n95-respirators-surgical-masks-face-masks-and-barrier-face-coverings

https://www.who.int/emergencies/diseases/novel-coronavirus-2019/advice-for-public/when-and-how-to-use-masks

https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/Respiratory-Viruses/When-and-Why-to-Wear-a-Mask.aspx

False
0 like 0 dislike
ago by (180 points)

This statement is false. There is no evidence provided to support the statement. It is possible that masks will not prevent any virus transmission depending if you wear the mask correctly or if the mask material is not substantial. But according to the CDC a masks acts "as a filter to reduce the number of germs you breath in or out." Masks are effective and will stop virus transmission if used correctly.

https://www.cdc.gov/respiratory-viruses/prevention/masks.html

False
0 like 0 dislike
ago by (160 points)

This claim is false. There is no evidence to back it up. Many different health and government organizations stress the use and importance of wearing masks. According to Mayo Clinic, "wearing a face mask slows how quickly the virus that causes COVID-19 spreads. The..[CDC] recommends wearing masks if you choose to, and in specific places and situations". Mayo Clinic and the CDC both mention the various types of masks, and how they can prevent viruses. The CDC also explains how "masks can help act as a filter to reduce the number of germs you breathe in or out". Overall slowing the virus down and preventing its spreading. 

https://www.cdc.gov/respiratory-viruses/prevention/masks.html https://www.mayoclinic.org/diseases-conditions/coronavirus/in-depth/coronavirus-mask/art-20485449

False

Community Rules


Be respectful.

There is bound to be disagreement on a site about misinformation. Assume best intentions on everyone's part.

If you are new to factchecking, take some time to learn about it. "How to Factcheck" has some resources for getting started. Even if you disagree with these materials, they'll help you understand the language of this community better.

News Detective is for uncovering misinformation and rumors. This is not a general interest question-answer site for things someone could Google.

Posting

The title is the "main claim" that you're trying to factcheck.

Example:
Factcheck This: Birds don't exist

If possible, LINK TO to the place you saw the claim.

Answering

LINK TO YOUR EVIDENCE or otherwise explain the source ("I called this person, I found it in this book, etc.")

But don't just drop a link. Give an explanation, copy and paste the relevant information, etc.

News Detective is not responsible for anything anyone posts on the platform.
...