@DrJoePajak CSci CChem FRSC
@drjoepajak.bsky.social
PhD, physical chemistry: interface science
Public governor, NHS FT Hospitals
Petition: Monitor Healthcare associated COVID infections
https://petition.parliament.uk/petitions/732047
https://mstdn.science/@JoePajak
https://substack.com/@joepajak
🌬️🌀Clean Air
Public governor, NHS FT Hospitals
Petition: Monitor Healthcare associated COVID infections
https://petition.parliament.uk/petitions/732047
https://mstdn.science/@JoePajak
https://substack.com/@joepajak
🌬️🌀Clean Air
Pinned
Aerosol transmission of SARSCoV2 virus is the dominant route for transmitting COVID-19.
👏'2025 Faraday Horizon Prize for advancing understanding of the physicochemical properties of exhaled aerosols, and their impact on transmissibility of respiratory pathogens.' @rsc.org
www.rsc.org/standards-an...
👏'2025 Faraday Horizon Prize for advancing understanding of the physicochemical properties of exhaled aerosols, and their impact on transmissibility of respiratory pathogens.' @rsc.org
www.rsc.org/standards-an...
According to @ukhsa.bsky.social this season’s vaccines are offering effective protection against severe flu:
Children around 70 to 75% less likely to attend / be admitted to hospital with flu if vaccinated
Adults around 30 to 40% less likely to attend / be admitted.
ukhsa.blog.gov.uk/2025/11/11/h...
Children around 70 to 75% less likely to attend / be admitted to hospital with flu if vaccinated
Adults around 30 to 40% less likely to attend / be admitted.
ukhsa.blog.gov.uk/2025/11/11/h...
How well will I be protected from flu this year with the current UK influenza vaccines?
Every winter, influenza viruses sweep through communities, causing a seasonal epidemic. There are several different flu vaccines that are used in the national vaccination programme and all of them pro...
ukhsa.blog.gov.uk
November 11, 2025 at 5:09 PM
According to @ukhsa.bsky.social this season’s vaccines are offering effective protection against severe flu:
Children around 70 to 75% less likely to attend / be admitted to hospital with flu if vaccinated
Adults around 30 to 40% less likely to attend / be admitted.
ukhsa.blog.gov.uk/2025/11/11/h...
Children around 70 to 75% less likely to attend / be admitted to hospital with flu if vaccinated
Adults around 30 to 40% less likely to attend / be admitted.
ukhsa.blog.gov.uk/2025/11/11/h...
Reposted by @DrJoePajak CSci CChem FRSC
Without a doubt! My husband and I just paid £95 each! We both have vulnerabilities, and #COVID wiped us out for a good couple of months, a year ago (and maybe even #LongCovid) This daft #HerdImmunity / over 75s lark pays no attention to all those who might suffer from Covid again
@england.nhs.uk
@england.nhs.uk
In the UK, restricting free access to proven vaccines surely ignores the evidence and is a public health failure?
🙏Petition: Make the COVID-19 vaccine universally available, free of charge, like it was previously. www.change.org/Make-Covid-V...
🙏Petition: Make the COVID-19 vaccine universally available, free of charge, like it was previously. www.change.org/Make-Covid-V...
Sign the Petition
Make COVID-19 Vaccines Universally Available in the UK - Free of Charge
www.change.org
November 10, 2025 at 1:46 PM
Without a doubt! My husband and I just paid £95 each! We both have vulnerabilities, and #COVID wiped us out for a good couple of months, a year ago (and maybe even #LongCovid) This daft #HerdImmunity / over 75s lark pays no attention to all those who might suffer from Covid again
@england.nhs.uk
@england.nhs.uk
In the UK, restricting free access to proven vaccines surely ignores the evidence and is a public health failure?
🙏Petition: Make the COVID-19 vaccine universally available, free of charge, like it was previously. www.change.org/Make-Covid-V...
🙏Petition: Make the COVID-19 vaccine universally available, free of charge, like it was previously. www.change.org/Make-Covid-V...
Sign the Petition
Make COVID-19 Vaccines Universally Available in the UK - Free of Charge
www.change.org
November 10, 2025 at 1:41 PM
In the UK, restricting free access to proven vaccines surely ignores the evidence and is a public health failure?
🙏Petition: Make the COVID-19 vaccine universally available, free of charge, like it was previously. www.change.org/Make-Covid-V...
🙏Petition: Make the COVID-19 vaccine universally available, free of charge, like it was previously. www.change.org/Make-Covid-V...
Reposted by @DrJoePajak CSci CChem FRSC
I want to spell this out in case the implications aren't clear:
This means all public tools/webapps of GISAID data (all the ones you've been used to seeing thru the pandemic, as far as we can tell) are prohibited.
The file allowed this. Cut that - cut off all tools the public & others were using.
This means all public tools/webapps of GISAID data (all the ones you've been used to seeing thru the pandemic, as far as we can tell) are prohibited.
The file allowed this. Cut that - cut off all tools the public & others were using.
On Oct 1, 2025, GISAID informed us that they had ended updates to the flat file of SARS-CoV-2 genomic sequences and associated metadata that we had used to update Nextstrain analyses since Feb 2020. GISAID's stated rationale was that their "resources are limited". 1/5
November 7, 2025 at 2:41 PM
I want to spell this out in case the implications aren't clear:
This means all public tools/webapps of GISAID data (all the ones you've been used to seeing thru the pandemic, as far as we can tell) are prohibited.
The file allowed this. Cut that - cut off all tools the public & others were using.
This means all public tools/webapps of GISAID data (all the ones you've been used to seeing thru the pandemic, as far as we can tell) are prohibited.
The file allowed this. Cut that - cut off all tools the public & others were using.
Evidence suggests COVID vaccine can reduce the numbers of infection, hospitalisations, and deaths...
And let's not forget the impact of Long COVID on individuals, on families, on the NHS and care homes, on businesses, on the wider community, and on the economy.
Click: www.change.org/Make-Covid-V...
And let's not forget the impact of Long COVID on individuals, on families, on the NHS and care homes, on businesses, on the wider community, and on the economy.
Click: www.change.org/Make-Covid-V...
Sign the Petition
Make COVID-19 Vaccines Universally Available in the UK - Free of Charge
www.change.org
November 8, 2025 at 8:04 PM
Evidence suggests COVID vaccine can reduce the numbers of infection, hospitalisations, and deaths...
And let's not forget the impact of Long COVID on individuals, on families, on the NHS and care homes, on businesses, on the wider community, and on the economy.
Click: www.change.org/Make-Covid-V...
And let's not forget the impact of Long COVID on individuals, on families, on the NHS and care homes, on businesses, on the wider community, and on the economy.
Click: www.change.org/Make-Covid-V...
Krystyna Skarbek, born 1908 in Warsaw. One of the Allies’ top WWII spies. Brilliant & fearless. Her reward? Forgotten. Undervalued. Murdered by a man who couldn’t take no. Her crime? Being a woman and foreign? britishpoles.uk/krystyna-skarbek-the-polish-spy-who-became-britains-greatest-agent-in-wwii
Krystyna Skarbek - the Polish spy who became Britain’s greatest agent in WWII - British Poles
Krystyna Skarbek, daughter of Jerzy Skarbek, was born on 1 May 1908 in Warsaw. Her work for the British intelligence SOE during the World War II shows great courage and talent as well as a tragic end ...
britishpoles.uk
November 8, 2025 at 11:23 AM
Krystyna Skarbek, born 1908 in Warsaw. One of the Allies’ top WWII spies. Brilliant & fearless. Her reward? Forgotten. Undervalued. Murdered by a man who couldn’t take no. Her crime? Being a woman and foreign? britishpoles.uk/krystyna-skarbek-the-polish-spy-who-became-britains-greatest-agent-in-wwii
Reposted by @DrJoePajak CSci CChem FRSC
Tom Hanks explains to Stephen Colbert why he masks on the subway:
"I'm doing a play right now so I cannot get sick... I've had COVID enough in my life, I don't need to do that again. So I'm wearing this for health reasons."
Thank you Tom! Masks are still a key part of public health.
"I'm doing a play right now so I cannot get sick... I've had COVID enough in my life, I don't need to do that again. So I'm wearing this for health reasons."
Thank you Tom! Masks are still a key part of public health.
November 4, 2025 at 8:57 PM
Tom Hanks explains to Stephen Colbert why he masks on the subway:
"I'm doing a play right now so I cannot get sick... I've had COVID enough in my life, I don't need to do that again. So I'm wearing this for health reasons."
Thank you Tom! Masks are still a key part of public health.
"I'm doing a play right now so I cannot get sick... I've had COVID enough in my life, I don't need to do that again. So I'm wearing this for health reasons."
Thank you Tom! Masks are still a key part of public health.
Reposted by @DrJoePajak CSci CChem FRSC
The Straits Times: '‘Covid-19 is still a force to be reckoned with’: Why medical experts recommend up-to-date protection'
'Long Covid remains a concern'
'..general practitioners..are seeing patients suffering the long-term effects of Covid...'
www.straitstimes.com/singapore/he...
'Long Covid remains a concern'
'..general practitioners..are seeing patients suffering the long-term effects of Covid...'
www.straitstimes.com/singapore/he...
Why medical experts recommend up-to-date protection for Covid-19
As new variants of the virus surface, doctors stress that keeping up with preventive measures is still important – especially for the elderly and vulnerable Read more at straitstimes.com. Read more at...
www.straitstimes.com
November 4, 2025 at 8:52 PM
The Straits Times: '‘Covid-19 is still a force to be reckoned with’: Why medical experts recommend up-to-date protection'
'Long Covid remains a concern'
'..general practitioners..are seeing patients suffering the long-term effects of Covid...'
www.straitstimes.com/singapore/he...
'Long Covid remains a concern'
'..general practitioners..are seeing patients suffering the long-term effects of Covid...'
www.straitstimes.com/singapore/he...
Reposted by @DrJoePajak CSci CChem FRSC
Mamdani Ignited NYC’s Political Imagination. Grassroots Work Can Make It Real.
Free child care and buses will take collective action to achieve — and a grassroots movement is gaining momentum.
Free child care and buses will take collective action to achieve — and a grassroots movement is gaining momentum.
Mamdani Ignited NYC’s Political Imagination. Grassroots Work Can Make It Real.
Free child care and buses will take collective action to achieve — and a grassroots movement is gaining momentum.
truthout.org
November 7, 2025 at 8:37 PM
Mamdani Ignited NYC’s Political Imagination. Grassroots Work Can Make It Real.
Free child care and buses will take collective action to achieve — and a grassroots movement is gaining momentum.
Free child care and buses will take collective action to achieve — and a grassroots movement is gaining momentum.
'Risk of rare heart complications in children higher after COVID-19 infection than after vaccination.' @lancetchildadol.bsky.social
Led by scientists at @cam.ac.uk, @edinburgh-uni.bsky.social, and @ucl.ac.uk, with support from bhfdatasciencecentre.org HDR UK.
www.cam.ac.uk/research/new...
Led by scientists at @cam.ac.uk, @edinburgh-uni.bsky.social, and @ucl.ac.uk, with support from bhfdatasciencecentre.org HDR UK.
www.cam.ac.uk/research/new...
Risk of rare heart complications in children higher after COVID-19 infection than after vaccination
Children and young people faced long-lasting and higher risks of rare heart and inflammatory complications after COVID-19 infection, compared to before or
www.cam.ac.uk
November 7, 2025 at 3:37 PM
'Risk of rare heart complications in children higher after COVID-19 infection than after vaccination.' @lancetchildadol.bsky.social
Led by scientists at @cam.ac.uk, @edinburgh-uni.bsky.social, and @ucl.ac.uk, with support from bhfdatasciencecentre.org HDR UK.
www.cam.ac.uk/research/new...
Led by scientists at @cam.ac.uk, @edinburgh-uni.bsky.social, and @ucl.ac.uk, with support from bhfdatasciencecentre.org HDR UK.
www.cam.ac.uk/research/new...
Reposted by @DrJoePajak CSci CChem FRSC
Tightening air quality regulations could significantly reduce hospitalisations for heart attacks, strokes & heart failure according to new research analysing data from over 300,000 UK adults
#AirPollution #Health
airqualitynews.com/health/stron...
#AirPollution #Health
airqualitynews.com/health/stron...
Stronger PM2.5 standards in the UK would benefit heart health
Tightening air quality regulations could significantly reduce hospitalisations for heart attacks, strokes and heart failure, according to new research analysing data from over 300,000 UK adults. The s...
airqualitynews.com
October 31, 2025 at 7:54 AM
Tightening air quality regulations could significantly reduce hospitalisations for heart attacks, strokes & heart failure according to new research analysing data from over 300,000 UK adults
#AirPollution #Health
airqualitynews.com/health/stron...
#AirPollution #Health
airqualitynews.com/health/stron...
Vaccination against COVID-19
'This study supports vaccination as a strategy for preventing Long COVID by demonstrating an important secondary prevention effect.' T. Thaweethai, T., M. Stockwell et al. @columbiamed.bsky.social @elsevierconnect.bsky.social www.sciencedirect.com/science/arti...
'This study supports vaccination as a strategy for preventing Long COVID by demonstrating an important secondary prevention effect.' T. Thaweethai, T., M. Stockwell et al. @columbiamed.bsky.social @elsevierconnect.bsky.social www.sciencedirect.com/science/arti...
Preventive effect of vaccination on long COVID in adolescents with SARS-CoV-2 infection
In adolescents (12–17 years), it is unknown whether COVID-19 vaccination reduces progression from COVID-19 to Long COVID (LC) beyond preventing SARS-C…
www.sciencedirect.com
November 7, 2025 at 12:57 PM
Vaccination against COVID-19
'This study supports vaccination as a strategy for preventing Long COVID by demonstrating an important secondary prevention effect.' T. Thaweethai, T., M. Stockwell et al. @columbiamed.bsky.social @elsevierconnect.bsky.social www.sciencedirect.com/science/arti...
'This study supports vaccination as a strategy for preventing Long COVID by demonstrating an important secondary prevention effect.' T. Thaweethai, T., M. Stockwell et al. @columbiamed.bsky.social @elsevierconnect.bsky.social www.sciencedirect.com/science/arti...
Reposted by @DrJoePajak CSci CChem FRSC
Have you heard? @ISIAQ, in collaboration with Indoor Environments, has launched a new online webinar series that features popular and influential articles from Indoor Environments. Free to join. Find out more.
spkl.io/63329Aup6W
spkl.io/63329Aup6W
September 11, 2025 at 6:00 AM
Have you heard? @ISIAQ, in collaboration with Indoor Environments, has launched a new online webinar series that features popular and influential articles from Indoor Environments. Free to join. Find out more.
spkl.io/63329Aup6W
spkl.io/63329Aup6W
Reposted by @DrJoePajak CSci CChem FRSC
Members of the public, researchers, policymakers and industry professionals are invited to join the GREENIN Micro-Network Plus www.greenin.uk/join-greenin
#indoorairquality #yorkresearch
#indoorairquality #yorkresearch
Become a member today — GREENIN
Members will receive regular updates, be invited to participate in events and funding calls, access project outputs, and connect with others working across indoor environment, public health, building ...
www.greenin.uk
October 27, 2025 at 5:06 PM
Members of the public, researchers, policymakers and industry professionals are invited to join the GREENIN Micro-Network Plus www.greenin.uk/join-greenin
#indoorairquality #yorkresearch
#indoorairquality #yorkresearch
Reposted by @DrJoePajak CSci CChem FRSC
Interested in indoor air quality and indoor greening, I invite you all to become a member of @greenin.bsky.social network. Here is a link to join for free: www.greenin.uk/join-greenin
Become a member today — GREENIN
Members will receive regular updates, be invited to participate in events and funding calls, access project outputs, and connect with others working across indoor environment, public health, building ...
www.greenin.uk
November 2, 2025 at 3:05 PM
Interested in indoor air quality and indoor greening, I invite you all to become a member of @greenin.bsky.social network. Here is a link to join for free: www.greenin.uk/join-greenin
Reposted by @DrJoePajak CSci CChem FRSC
The ability to improve air quality in your home depends less on personal behaviour and more on who owns the building.
Who controls the air we breathe at home? Awaab’s law and the limits of individual actions
The ability to improve air quality in your home depends less on personal behaviour and more on who owns the building.
tcnv.link
October 24, 2025 at 6:41 PM
The ability to improve air quality in your home depends less on personal behaviour and more on who owns the building.
Reposted by @DrJoePajak CSci CChem FRSC
It's often said that an English person's home is their castle... but how much control do we actually have over the air we breathe at home?
Awaab's Law comes into effect today! In this @uk.theconversation.com article, we write about what it does —and does not— mean for improving indoor air quality.
Awaab's Law comes into effect today! In this @uk.theconversation.com article, we write about what it does —and does not— mean for improving indoor air quality.
The ability to improve air quality in your home depends less on personal behaviour and more on who owns the building.
Who controls the air we breathe at home? Awaab’s law and the limits of individual actions
The ability to improve air quality in your home depends less on personal behaviour and more on who owns the building.
tcnv.link
October 27, 2025 at 6:25 AM
It's often said that an English person's home is their castle... but how much control do we actually have over the air we breathe at home?
Awaab's Law comes into effect today! In this @uk.theconversation.com article, we write about what it does —and does not— mean for improving indoor air quality.
Awaab's Law comes into effect today! In this @uk.theconversation.com article, we write about what it does —and does not— mean for improving indoor air quality.
Reposted by @DrJoePajak CSci CChem FRSC
As we approach #WorldVentil8Day 2025, I remember sharing my thoughts last year on what we could do to “enable action”. My opinion hasn’t changed…and actually fits well with this year’s theme, #Collaborate2Ventilate:
youtu.be/gV93mNAVL84?...
#ParadigmShifts
#KeepTalking
@cathnoakes.bsky.social
youtu.be/gV93mNAVL84?...
#ParadigmShifts
#KeepTalking
@cathnoakes.bsky.social
Top Tips for World Ventil8 Day
YouTube video by World Ventil8 Day
youtu.be
November 5, 2025 at 8:17 PM
As we approach #WorldVentil8Day 2025, I remember sharing my thoughts last year on what we could do to “enable action”. My opinion hasn’t changed…and actually fits well with this year’s theme, #Collaborate2Ventilate:
youtu.be/gV93mNAVL84?...
#ParadigmShifts
#KeepTalking
@cathnoakes.bsky.social
youtu.be/gV93mNAVL84?...
#ParadigmShifts
#KeepTalking
@cathnoakes.bsky.social
Reposted by @DrJoePajak CSci CChem FRSC
As #WorldVentil8Day 2025 is only 3 days away here’s a little reminder of some ventilation tips I gave last year 👇
Some hints and tips about ventilating your home to mark #WorldVentil8Day eps.leeds.ac.uk/news/article...
World Ventil8 Day: How you can live a healthier, happier autumn in your home
Today is World Ventil8 Day, which raises awareness of the importance of ventilation for wellbeing. With it, a leading academic has shared tips on how to prepare your home for a healthier autumn.
eps.leeds.ac.uk
November 5, 2025 at 8:37 PM
As #WorldVentil8Day 2025 is only 3 days away here’s a little reminder of some ventilation tips I gave last year 👇
Reposted by @DrJoePajak CSci CChem FRSC
Wishing Mr Zitouni a full and fast recovery and hoping the story of his heroism would bring some sense and shame to the rampant racist narratives sweeping our country.
www.bbc.co.uk/news/article...
www.bbc.co.uk/news/article...
Samir Zitouni named as train hero who saved lives during attack
The family of rail worker Samir Zitouni say they are
www.bbc.co.uk
November 4, 2025 at 4:46 PM
Wishing Mr Zitouni a full and fast recovery and hoping the story of his heroism would bring some sense and shame to the rampant racist narratives sweeping our country.
www.bbc.co.uk/news/article...
www.bbc.co.uk/news/article...
Reposted by @DrJoePajak CSci CChem FRSC
Mamdani:
▫️won more than a million votes
▫️1st candidate to do so since 1969
▫️more than 2 million New Yorkers cast their ballots
▫️almost double that of the last election 4 yrs ago
▫️first Muslim mayor
▫️youngest person in over a century to lead the largest city in the US
www.bbc.co.uk/news/live/cg...
▫️won more than a million votes
▫️1st candidate to do so since 1969
▫️more than 2 million New Yorkers cast their ballots
▫️almost double that of the last election 4 yrs ago
▫️first Muslim mayor
▫️youngest person in over a century to lead the largest city in the US
www.bbc.co.uk/news/live/cg...
Election day live updates: Zohran Mamdani wins New York mayoral race
Democrats are also projected to win governor races in Virginia and New Jersey as Californians vote to redraw election maps.
www.bbc.co.uk
November 5, 2025 at 8:16 AM
Mamdani:
▫️won more than a million votes
▫️1st candidate to do so since 1969
▫️more than 2 million New Yorkers cast their ballots
▫️almost double that of the last election 4 yrs ago
▫️first Muslim mayor
▫️youngest person in over a century to lead the largest city in the US
www.bbc.co.uk/news/live/cg...
▫️won more than a million votes
▫️1st candidate to do so since 1969
▫️more than 2 million New Yorkers cast their ballots
▫️almost double that of the last election 4 yrs ago
▫️first Muslim mayor
▫️youngest person in over a century to lead the largest city in the US
www.bbc.co.uk/news/live/cg...
Reposted by @DrJoePajak CSci CChem FRSC
Not all immigrants are asylum seekers of course, but the question remains: why is empathy so lacking for the small minority who are asylum seekers? That’s what scares me the most.
"So a major driver of immigration becoming such a central societal and political issue is a growing concern about asylum seekers perceived as coming illegally – but this is built on an extraordinarily wrong view of their scale"
@bobbyduffy.bsky.social & @elielcohen.bsky.social write for the LSE
@bobbyduffy.bsky.social & @elielcohen.bsky.social write for the LSE
Imagined immigration is shaping our politics | British Politics and Policy at LSE
Enjoying this post? Then sign up to our newsletter and receive a weekly roundup of all our articles. Immigration has become the central issue in British politics. The public now rank it as the most im...
blogs.lse.ac.uk
November 6, 2025 at 9:01 AM
Not all immigrants are asylum seekers of course, but the question remains: why is empathy so lacking for the small minority who are asylum seekers? That’s what scares me the most.
May still have time to sign up for the free webinar for World Ventilate Day 2025. Introducing new research networks and discussing how to deliver better ventilation and IAQ for everyone. 7th Nov 12-1pm, sign up:
@cathnoakes.bsky.social @nisreenalwan.bsky.social
www.eventbrite.com/e/world-vent...
@cathnoakes.bsky.social @nisreenalwan.bsky.social
www.eventbrite.com/e/world-vent...
November 6, 2025 at 6:21 PM
May still have time to sign up for the free webinar for World Ventilate Day 2025. Introducing new research networks and discussing how to deliver better ventilation and IAQ for everyone. 7th Nov 12-1pm, sign up:
@cathnoakes.bsky.social @nisreenalwan.bsky.social
www.eventbrite.com/e/world-vent...
@cathnoakes.bsky.social @nisreenalwan.bsky.social
www.eventbrite.com/e/world-vent...
Reposted by @DrJoePajak CSci CChem FRSC
Still time to sign up for our free webinar for World Ventilate Day 2025. We’ll be introducing new research networks and discussing how to deliver better ventilation and IAQ for everyone. 7th Nov 12-1pm, sign up at www.eventbrite.com/e/world-vent...
World Ventilation Day: Engineering Healthier Indoor Environments
To mark world ventilation day join our panel discussion on how we can enable positive change in our indoor environments.
www.eventbrite.com
November 3, 2025 at 8:17 PM
Still time to sign up for our free webinar for World Ventilate Day 2025. We’ll be introducing new research networks and discussing how to deliver better ventilation and IAQ for everyone. 7th Nov 12-1pm, sign up at www.eventbrite.com/e/world-vent...
Reposted by @DrJoePajak CSci CChem FRSC
On 8th November, World Ventil8 Day aims to raise awareness of the importance of ventilation in enabling the health and wellbeing of people. It also seeks to recognise and celebrate the ventilation and indoor air quality community.
www.worldventil8day.com/
#WorldVentil8Day #Collabor8 #Ventil8
www.worldventil8day.com/
#WorldVentil8Day #Collabor8 #Ventil8
World Ventil8 Day
World Ventil8 Day on 8th November is a celebration of the importance of good ventilation. It is a crucial part of enabling health and wellbeing of people.
www.worldventil8day.com
October 3, 2025 at 11:22 AM
On 8th November, World Ventil8 Day aims to raise awareness of the importance of ventilation in enabling the health and wellbeing of people. It also seeks to recognise and celebrate the ventilation and indoor air quality community.
www.worldventil8day.com/
#WorldVentil8Day #Collabor8 #Ventil8
www.worldventil8day.com/
#WorldVentil8Day #Collabor8 #Ventil8