Good Ventilation In Schools & Colleges And How To Achieve It -- a joint union guide for union reps/
healthandsafetyrepsneu.org.uk/sites/default/files…
Aim of this resource
- To promote the importance of good ventilation in schools and colleges.
- To help education trade union representatives work together to improve ventilation across settings to the benefit of all staff and pupils.
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Burying the lede..

ndr.de/ratgeber/gesundheit/cor…This proves that a suitable mask provides quite good protection – if the person opposite you is also wearing a mask, infection is virtually impossible.
Corona, Erkältungen und Co: Schützen Nasenspray und Mundspülung?
Coronaviren und andere Erreger gelangen über die Schleimhaut in Mund, Nase und Rachen in den Körper. Zusätzlich zu Impfung und Schutzmaßnahmen sollen deshalb Nasensprays und Mundspülungen schützen.Dagmar Lüdke-Bonnet (ndr.de)
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Scientists Just Connected the Dots Between Viruses and… Everything -- we need to rethink everything we thought we knew about getting sick.rachel.fast.ai/posts/2025-10-0…
Most people catch many viruses in their lives– for example, over 90% of adults have Epstein-Barr virus, and adults catch the flu about once every 5 years. For a long time, catching frequent viruses was considered both inevitable and harmless. But it turns out that common, seemingly-mild viruses have disturbing long-term health impacts.Common respiratory viruses increase the risk of heart attacks and strokes. Viruses are linked to dementia and Alzheimer’s Disease. They can re-awaken cancer cells in patients whose cancer was previously in remission. Persistent infections accelerate aging and undermine longevity. Viruses can be the trigger that kicks off life-long autoimmune diseases. New studies come out each week confirming that viruses can harm the health of your heart, blood vessels, brain, nervous system, and gut.
Please pause and let this sink in. If we were to truly internalize this information, there would be massive shifts in the practice of medicine, scientific research, and public policy.
Rachel Thomas, PhD - Scientists Just Connected the Dots Between Viruses and… Everything
an AI researcher going back to school for immunologyrachel.fast.ai
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Retraction: Physio-metabolic and clinical consequences of wearing face masks—Systematic review with meta-analysis and comprehensive evaluation (May 24, 2023)frontiersin.org/journals/publi…
The journal retracts the 5 April 2023 article cited above.Following publication, concerns were raised regarding the scientific validity of the article. An investigation was conducted in accordance with Frontiers' policies. It was found that the complaints were valid and that the article does not meet the standards of editorial and scientific soundness for Frontiers in Public Health; therefore, the article has been retracted.
This retraction was approved by the Chief Editors of Frontiers in Public Health and the Chief Executive Editor of Frontiers. The authors did not agree to this retraction.
Retraction: Physio-metabolic and clinical consequences of wearing face masks—Systematic review with meta-analysis and comprehensive evaluation
Following publication, concerns were raised regarding the scientific validity of the article. An investigation was conducted in accordance with Frontiers’ po...Frontiers Editorial Office (Frontiers)
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A Study of 500,000 Medical Records Linked Viruses With Alzheimer's Again And Againsciencealert.com/a-study-of-50…
The impact of viral infections on the brain persisted for up to 15 years in some cases. And there were no instances where exposure to viruses was protective.Around 80 percent of the viruses implicated in brain diseases were considered 'neurotrophic', which means they could cross the blood-brain barrier.
A Study of 500,000 Medical Records Linked Viruses With Alzheimer's Again And Again : ScienceAlert
A study of around 500,000 medical records published in 2023 suggested that severe viral infections like encephalitis and pneumonia increase the risk of neurodegenerative diseases like Parkinson's and Alzheimer's.ScienceAlert Staff (ScienceAlert)
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#Sabafoto conceitual/experimental
Gosto muito de experimentar fotos de silhuetas com céu carregado de nuvens ou algum fenômeno atmosférico incomum.
Esprit de la forêt
#photography #pixelfed #darktable #floktober2025
This is for an event organised by the french streamer AngleDroit (twitch.tv/angledroit). One theme per day, any support, only rules is that AI is forbidden
📅 01/10/2025
📷 #Fujifilm #XT50,
⚙️ ƒ/?, ⏲️ 1/180, 🎥 21mm, 🎞️ 500
Size distribution and viral RNA load of influenza virus-laden airborne particles emitted from pigs over the course of an H1N1 infection
nature.com/articles/s41598-025…In this study, we used pigs as a model for the airborne transmission of influenza A virus (IAV) and we quantified nasal shedding, viral RNA load of airborne particles emitted from pigs experimentally infected with a swine-origin H1N1 IAV, and characterized the size distribution of the virus-laden particles generated from infected pigs over the course of infection. We found that the peak of nasal shedding and airborne IAV-laden particles across multiple size ranges took place at 2 days post inoculation (DPI), with higher viral RNA load found in larger particles. The amount of airborne IAV emitted by infected pigs over the course of infection in particles > 8 μm was significantly higher than that in particles between 0.22 and 1.7 μm. These findings help understand the risk of airborne transmission of IAV in pigs and provide information to help control airborne infections more effectively.
Size distribution and viral RNA load of influenza virus-laden airborne particles emitted from pigs over the course of an H1N1 infection - Scientific Reports
Scientific Reports - Size distribution and viral RNA load of influenza virus-laden airborne particles emitted from pigs over the course of an H1N1 infectionNature
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POLL OF THE DAY: Should people have to wear face masks in medical facilities, as Violet Affleck suggests?
295 dailymail.co.uk/news/article-1…
POLL OF THE DAY: Should people have to wear face masks in medical facilities, as Violet Affleck suggests?
Violet Affleck, the daughter of Jennifer Garner and Ben Affleck, has now advocated for the return of mask mandates to help protect the vulnerable, during a speech at a UN event in New York.Daily (Daily Mail)
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🔗 There’s Something in the Air stevebheadteacher.wordpress.co…
Imagine every school in the country was found to have Legionella in its water supply.Imagine that the bacteria in the water was making pupils and staff ill….in every single school….every single day.
Imagine that children and adults in every school were routinely developing a cough, high temperature, shortness of breath, chest pain, and other flu-like symptoms.
...
There’s Something in the Air
Imagine every school in the country was found to have Legionella in its water supply. Imagine that the bacteria in the water was making pupils and staff ill….in every single school….eve…Life Through a Different Lens
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Norwegen Throwback. Auf 590m Höhe über Svolvær, auf dem Bergrücken des Fløya, werden Schafe zu unserer fluffigen Gesellschaft. Eine der Sehnsuchtsexpeditionen der Reise. Link zu unseren Reiseskizzen nach Lofoten in der Bio.
#umhergeschweift #travel #midnightsun #arctic #norway #lofoten
gup.pe groups are officially dead: github.com/immers-space/guppe/…
We already have @maskup @pandemicene @askazero @thezeroes, but if there are any other covid-related ones you'd like created, please PM me
Guppe is dead?
Hey @wmurphyrd 👋 I notice as of September 2025, the domains gup.pe and immers.space seem to have expired and a.gup.pe has been replaced with a WordPress installation full of SEO-targeted content ab...mattcoxonline (GitHub)
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$137 🇺🇸 👀
Honeywell North Primair PA700 PAPR Kit fishersci.com/shop/products/pa…
Honeywell North Primair PA700 PAPR Kit - Personal Protective Equipment, Respiratory Protection
PA700 belt mounted PAPR platform offers convenience and comfort. Ideal for pharmaceutical, manufacturing, abatement, construction, and hospital labs.www.fishersci.com
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I have created the perfect JavaScript data type: a value that is both an object, a function, and a promise. All at the same time!
🥰 have a supercalifragilistic day 🥰
🙏 be kind to one another 🙏
#PositiveVibes
#nature #photo #photography #birds #quail #birders #birdwatchers #birding #California #LosAngeles #birdphoto #birdwatching #GriffithPark #DailyBird #BirdsOfPixelfed #BirdsOfMastodon #naturephotos #LAWildlife
🔗 Performance study of microplastic inhalation risk posed by wearing masks (2020) pmc.ncbi.nlm.nih.gov/articles/…
Wearing an N95 mask reduces the inhalation risk of spherical-type microplastics by 25.5 times compared with not wearing a mask.Wearing low-quality masks for longer than 4 h can pose higher fiber-like microplastic inhalation risk than not wearing a mask. When the masks are reused for a long time, only N95 respirators pose less fiber-like microplastic inhalation risk compared with not wearing a mask.
COVID-19: Performance study of microplastic inhalation risk posed by wearing masks - PMC
Wearing face masks has become the new normal worldwide due to the global spread of the coronavirus disease 2019. The inhalation of microplastics due to the wearing of masks has rarely been reported.pmc.ncbi.nlm.nih.gov
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🔗 Wearing a mask while exercising indoors improves lung function -- masks not only help protect wearers from virus transmission, but improve the exercise experience in both dry and cold conditions ualberta.ca/en/folio/2025/02/w…
Wearing a mask while exercising indoors improves lung function
Face masks not only help protect wearers from virus transmission — they can also help ease the workload on the lungs during exercise in both dry and cold conditions, a U of A study shows.Michael Brown (Folio - University of Alberta)
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The number of people who went from gobsmacked to curious after I told them I always wear a mask while riding my bike is, well, not that high, but still. Most just avoid asking me about masking because reasons.
But yeah, I'd never go back. way more comfortable breathing even in clear air conditions, and orders of magnitude more comfortable in the cold.
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Edit: @ABScientist shared ccnse.ca/sites/default/files/F… !
hey Covid-Competent, well-informed folks! I have a favour to ask!
has anyone bookmarked a good reference for what % of SARS-CoV-2 cases are due to fomite transmission?
the US CDC was at one point saying:
each contact with a contaminated surface has less than a 1 in 10,000 chance of causing an infection [1]
but that's not a % of infections, it's per contact with contaminated surface. That's supported a few ways, eg. by a sampling that included counting touchpoints:
The estimated risk of infection from touching a contaminated surface was low (less than 5 in 10,000) by quantitative microbial risk assessment [2]
but that study didn't actually culture virus, they checked RNA levels and counted touches (and again, is per contaminated touch, not per case)
Try as I might, I can't actually find a grounded estimate of how many actual infections have been fomite-driven at any point in the SARS-CoV-2 pandemic.
[1] archive.cdc.gov/www_cdc_gov/co…
[2] pmc.ncbi.nlm.nih.gov/articles/…
#SARSCoV2 #COVID #COVID19 #COVIDIsAirborne #CovidIsNotOver #CovidCompetent #AirborneAware
Coronavirus Disease 2019 (COVID-19)
CDC provides credible COVID-19 health information to the U.S.Centers for Disease Control and Prevention
Ask A Zero reshared this.
Took a quick look and this is the best I could find. The others kind of vague/hand wavey "it lasts on surfaces for x days" stuff
pubs.acs.org/doi/10.1021/acs.e…
German summary pointed out big picture which is that you can find it on surfaces but transmission is very inefficient.
bfr.bund.de/en/service/frequen…
Can SARS-CoV-2 Be Transmitted Via Food And Objects?
The German Federal Institute for Risk Assessment (BfR) has updated his most important questions and answers on the topic.Bundesinstitut für Risikobewertung
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And the virus won't go through the skin, so for transmission people first need to touch their mouth, inside of their nose or eyes. Maybe some transmission is possible by first touching food and eating it? Then there is still the acid of the stomach. It all does not sound like very efficient transmission if you can also just breathe it in.
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🇺🇸 🧑⚖️
Does anyone have recommendations for a USian called for jury duty if they're prevented from masking up?

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🔗 “I pretty much haven't worked since 2020”: How the effects of Long COVID have harmed professional musicians and DJs musicradar.com/music-industry/…
“I pretty much haven't worked since 2020”: How the effects of Long COVID have harmed professional musicians and DJs
Though the 2020 COVID pandemic had many negative effects on the music industry, an underreported aspect is how Long COVID has left some professional musicians unable to continue with their careersAdam Douglas (MusicRadar)
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FTtP's gSheet of quantitative fit test results, protocols, suggested test sequence, etc
mstdn.science/@FitTestThePlane…
@FitTestThePlanet @fittestmyplanet @maskup
#YallMasking #MaskUp #WearARespirator #BringBackMasks
Fit Test The Planet (@FitTestThePlanet@mstdn.science)
https://docs.google.com/spreadsheets/u/0/d/1arv8PObW_O4HMpScei3KAlt0zj1C55v_/htmlviewmstdn.science
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“One thing that can make a significant difference in reducing illness is masking,”“While it received mixed reactions...one of the greatest missed opportunities in public health...has been acknowledging the effectiveness of masks at reducing spread of airborne illness.”
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🇨🇦 CSA Z94.4:25 -- Selection, use, and care of respirators, draft review (comments open June 20, 2025 - Aug 19, 2025)
This Standard sets out requirements for the selection, use, and care of respirators and for the administration of an effective respiratory protection program in the workplace.
publicreview.csa.ca/Home/Detai…

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oftencalledcathy
in reply to trendless • • •I’ve been the Virus Queen all my life, with apparently no long term effects until I was infected with covid 😢
I wish I’d know all this when I was younger, and that there were tools available to avoid viruses, and I would have done things very differently
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Speed demon 🇪🇺 🇳🇴🇺🇦🇵🇸
in reply to trendless • • •@maskup
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