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Brooke Nickel

@brookenickel.bsky.social
171 followers 122 following 19 posts

NHMRC Emerging Leader Research Fellow at The University of Sydney. All things evidence-based healthcare communication and decision making, and overdiagnosis.

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Reposted by Brooke Nickel
Wiser Healthcare @wiserhealthcare.bsky.social · 04/09/2026
Wiser Healthcare has received 5 more years of funding 🎉 Congratulations @katyjlbell.bsky.social & amazing CIs! @tammyh.bsky.social Denise O'Connor @kirstenmccaffery.bsky.social Rachelle Buchbinder Chris Maher Nehmat Houssami Adrian Traeger @brookenickel.bsky.social @loaialbarqouni.bsky.social
Celebratory banner announcing that Wiser Healthcare has received five more years of funding. It congratulates Professor Katy Bell of the University of Sydney who will take the helm of the newest round of NHMRC funding, and all the amazing chief investigators involved. These are Tammy Hoffman, Denise O'Connor, Kirsten McCaffery, Rachelle Buchbinfer, Chris Maher, Nehmat Houssami, Adrian Traeger, Brooke Nickel and Loai Albarqouni. The CRE is titled "Strengthen Health System Sustainability and Resilience: Better care for patients, practitioners, the public, and the planet". A photo of Professor Bell smiling at the camera and the Wiser Healthcare logo, which is a cartoon owl with pink, purple, green and blue feathers, is included.
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Brooke Nickel @brookenickel.bsky.social · 02/06/2026
Thanks for sharing!
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Reposted by Brooke Nickel
Marita Hennessy @maritahennessy.bsky.social · 01/06/2026
🔥 The illusion of empowerment: commercializing women’s health in the digital age @brookenickel.bsky.social, @tessacopp.bsky.social, Barbara Mintzes @healthpromint.bsky.social academic.oup.com/heapro/artic... #CDoH #COI #WomensHealth
academic.oup.com
The illusion of empowerment: commercializing women’s health in the digital age
Women’s health has long been under-researched, under-funded, and structurally marginalized (Sugimoto et al. 2019, Regensteiner et al. 2025, World Health Or
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Reposted by Brooke Nickel
Sydney Health Literacy Lab @sydneyhealthliteracylab.org.au · 25/03/2026
Do you really need a full body MRI? 🤔 Listen to Dr Brooke Nickel de-bunk the need for this popular test using cold, hard evidence! ⚠️ #EvidencenotInfluence www.youtube.com/shorts/f4PC4... @sydney.edu.au @brookenickel.bsky.social @sydneyfmh-emcr.bsky.social @wiserhealthcare.bsky.social
youtube.com
Do you really need a full body MRI?
YouTube video by The University of Sydney
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Reposted by Brooke Nickel
Wiser Healthcare @wiserhealthcare.bsky.social · 24/03/2026
See @brookenickel.bsky.social debunking misleading medical information in this great social media campaign: youtu.be/f4PC4N6xrA8 And a @australia.theguardian.com write up here: www.theguardian.com/australia-ne... #EvidenceNotInfluence @sydney.edu.au @sydneyhealthliteracylab.org.au More to come!
youtu.be
Do you really need a full body MRI?
YouTube video by The University of Sydney
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Reposted by Brooke Nickel
Healthcare in Europe @healthcare-europe.bsky.social · 09/12/2025
Should women be told about their high breast density – a known risk factor for #BreastCancer – as part of #mammography screening? A new study led by @brookenickel.bsky.social from 🇦🇺 @sydneyhealthliteracylab.org.au at @sydney.edu.au, and published by @bmj.com warns of unintended effects.
healthcare-in-europe.com
Telling women that they have dense breasts may do more harm than good
Leaves some women anxious and confused about their breast health and may increase demand on health services, say researchers
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Reposted by Brooke Nickel
Wiser Healthcare @wiserhealthcare.bsky.social · 05/12/2025
New research in @bmj.com This study led by @brookenickel.bsky.social found women who were told they had dense breasts were more anxious, didn't feel more informed, and had greater intentions to seek out their GP lnkd.in/gVZw6nid Affiliations: @sydney.edu.au @sydneyhealthliteracylab.org.au
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Brooke Nickel @brookenickel.bsky.social · 04/12/2025
@sydneyhealthliteracylab.org.au @wiserhealthcare.bsky.social @biostatsandcats.bsky.social @kirstenmccaffery.bsky.social @sydney.edu.au
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Brooke Nickel @brookenickel.bsky.social · 04/12/2025
Our trial published in @bmj.com found that women notified about their dense breast were more confused and anxious, and did not feel more informed to make decisions about their breast health. It also led to higher intentions to seek further advice from their GPs. www.bmj.com/content/391/...
bmj.com
Impact of population based breast density notification: multisite parallel arm randomised controlled trial in BreastScreen
Objective To investigate the effect of notifying women of their dense breasts on their psychosocial outcomes and health service use intentions. Design Multisite parallel arm randomised controlled tri...
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Reposted by Brooke Nickel
Julie Ayre @julieayre.bsky.social · 18/11/2025
New paper alert! Our online trial found that brief, co-designed resources can boost knowledge and help people make safer choices when using AI for health advice. This is a first step towards building AI health literacy for everyone. Read at npj Digital Medicine: www.nature.com/articles/s41...
nature.com
Can co-designed educational interventions help consumers think critically about asking ChatGPT health questions? Results from a randomised-controlled trial - npj Digital Medicine
npj Digital Medicine - Can co-designed educational interventions help consumers think critically about asking ChatGPT health questions? Results from a randomised-controlled trial
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Dr Melody Taba @melodytaba.bsky.social · 16/10/2025
Super excited to be part of this study on social media marketing of women’s health interventions! We’ve focussed on 5 interventions targeting women across the lifespan like: #BoricAcidSuppositories, #FertilityTests, #MenopauseTests, #MenopauseTreatments and #HormoneTherapies. Results coming soon!🤩
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Jolyn Hersch PhD @jolynhersch.bsky.social · 15/10/2025
Just-published study protocol for work in progress! @sydneyhealthliteracylab.org.au @brookenickel.bsky.social @tessacopp.bsky.social @emmagram.bsky.social @kmcfadden.bsky.social @jenna-smith.bsky.social @melodytaba.bsky.social @kirstenmccaffery.bsky.social www.researchprotocols.org/2025/1/e76750/
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Brooke Nickel @brookenickel.bsky.social · 08/10/2025
@sydneyhealthliteracylab.org.au @wiserhealthcare.bsky.social
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Reposted by Brooke Nickel
Emma Grundtvig Gram @emmagram.bsky.social · 08/10/2025
Misinformation about health is flooding social media, exposing the limits of current regulations and interventions. In this scoping review, we highlight key challenges and gaps in the current landscape: ebm.bmj.com/content/earl... @brookenickel.bsky.social @sydney.edu.au @ucph.bsky.social
ebm.bmj.com
Addressing misleading medical information on social media: a scoping review of current interventions
Background Misleading information about medical products on social media may cause overuse. Objectives Explore interventions targeting the problem of misleading medical information and marketing on s...
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University of Sydney (USYD) @sydney.edu.au · 20/08/2025
Congratulations to our three @sydney.edu.au researchers named 2025 NSW Young Tall Poppy award winners 🎉 Dr Ros Gloag, Dr @brookenickel.bsky.social and Dr @loubirrell.bsky.social have been recognised for their contribution to science and health care. Read more: go.sydney.edu.au/sORvSm
Collage of three smiling people above text "Sydney researchers named NSW Young Tall Poppy winners".
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Sophiescott2.bsky.social @sophiescott2.bsky.social · 18/08/2025
Teaching media and communication skills to Sydney School of Public health researchers @brookenickel.bsky.social @julieleask.bsky.social Katie Spaceley @sydneyfmh-emcr.bsky.social
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Brooke Nickel @brookenickel.bsky.social · 06/07/2025
Lung cancer screening hopes to save lives. But we also need to watch out for possible harms: theconversation.com/lung-cancer-... @wiserhealthcare.bsky.social
theconversation.com
Lung cancer screening hopes to save lives. But we also need to watch for possible harms
The new lung cancer screening program needs to be independently evaluated to keep it on track, and to minimise the harms.
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Brooke Nickel @brookenickel.bsky.social · 09/06/2025
Thanks @jdkite.bsky.social!
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Brooke Nickel @brookenickel.bsky.social · 03/06/2025
Our article in Public Health Post on misleading information about popular medical tests on social media: publichealthpost.org/mental-behav... @joshzadro.bsky.social
publichealthpost.org
Misleading Information About Popular Medical Tests on Social Media
As more people turn to social media for health advice, posts about medical testing may be a possible new driver of overdiagnosis.
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Brooke Nickel @brookenickel.bsky.social · 20/05/2025
Thanks Dr Karl for inviting me on Shirtloads of Science to discuss the murky world of health misinformation on social media, exposing how overdiagnosis and unverified health claims are thriving in a mostly unregulated space. shirtloadsofscience.libsyn.com/health-misin...
shirtloadsofscience.libsyn.com
Shirtloads of Science: Health Misinformation on Social Media & Overdiagnosis with Dr Brooke Nickel (428)
Dr. Brooke Nickel dives into the murky world of health misinformation on social media, exposing how overdiagnosis and unverified health claims are thriving in a mostly unregulated space. We explore th...
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Brooke Nickel @brookenickel.bsky.social · 16/05/2025
Thanks @sophiescott2.bsky.social - very much looking forward to working with and learning from you! @joshzadro.bsky.social @sydneyfmh-emcr.bsky.social
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Reposted by Brooke Nickel
Sophiescott2.bsky.social @sophiescott2.bsky.social · 14/05/2025
So excited to be working with early to mid career researchers including @brookenickel.bsky.social to give them science-backed skills for impactful communication and thought leadership
A pink slide saying j am grateful for my experiences and lessons
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Reposted by Brooke Nickel
University of Sydney (USYD) @sydney.edu.au · 10/04/2025
Have you seen the TV show Apple Cider Vinegar where influencers promote wellness remedies to cure illnesses? A global study by USYD's Dr Brooke Nickel found that influencers are promoting “overwhelmingly” misleading information about medical tests on socials. Learn more: go.sydney.edu.au/z1Eghk
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Brooke Nickel @brookenickel.bsky.social · 30/03/2025
Most of what influencers are doing or promoting on social media in relation to health and “wellness” doesn’t have any evidence to support it. My thoughts on influencer morning routines here: www.abc.net.au/listen/https... @sydneyhealthlitlab.bsky.social @wiserhealthcare.bsky.social
abc.net.au
The 'unhealthy' obsession with morning routine videos - ABC listen
How the rich, famous and super-healthy start their day has undeniable appeal to the rest of us. Trending social media posts are littered with influencers and celebrities sharing their morning routines...
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Brooke Nickel @brookenickel.bsky.social · 02/03/2025
Our study covered on the latest ABC Health Report. www.abc.net.au/listen/progr... @sydneyhealthlitlab.bsky.social @wiserhealthcare.bsky.social
abc.net.au
Influencers spreading misinformation online - ABC listen
If you’re like thousands of other Australians you’ve watched the new series on Belle Gibson, agape at the misinformation she spread on social media. Since she was exposed in 2015, platforms like Inst...
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Brooke Nickel @brookenickel.bsky.social · 01/03/2025
Thanks @mgtmccartney.bsky.social! I have been closely following your work on the MCED tests and what we saw being promoted about these so called “holy grail” cancer tests on social media was quite shocking!
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Reposted by Brooke Nickel
Timothy Caulfield @caulfieldtim.bsky.social · 27/02/2025
Yep! Ignore all the "longevity" & "optimization" BS. You likely don't need that "wellness" text (MRI, genetic, microbiome) & potential for more harm than good)! Social media influencers are ‘fearmongering’ to promote health tests with limited evidence www.theguardian.com/society/2025...
theguardian.com
Social media influencers are ‘fearmongering’ to promote health tests with limited evidence, study finds
Researchers warn of harms of overdiagnosis for generally healthy people as well as the cost of tests themselves
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Reposted by Brooke Nickel
Timothy Caulfield @caulfieldtim.bsky.social · 27/02/2025
SO MUCH "testing" hype now. This can do harm. Study: Social Media Posts About Medical Tests With Potential for Overdiagnosis jamanetwork.com/journals/jam... - 87.1% mentioned benefits - 14.7% noted harms, - 6.1% noted overdiagnosis [Read: you don't need that full-body MRI!]
jamanetwork.com
Social Media Posts About Medical Tests With Potential for Overdiagnosis
This cross-sectional study examines the tone and content of social media posts that discuss popular medical tests with potential for overdiagnosis or overuse.
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Brooke Nickel @brookenickel.bsky.social · 27/02/2025
Influencers Call These Medical Tests Lifesaving. Here’s What You May Not Know. www.nytimes.com/2025/02/26/w...
nytimes.com
Influencers Call These Medical Tests Lifesaving. Here’s What You May Not Know.
New research examined nearly 1,000 posts on tests for fertility, testosterone levels and cancer risk.
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Brooke Nickel @brookenickel.bsky.social · 27/02/2025
Social media influencers are ‘fearmongering’ to promote health tests with limited evidence, study finds www.theguardian.com/society/2025...
theguardian.com
Social media influencers are ‘fearmongering’ to promote health tests with limited evidence, study finds
Researchers warn of harms of overdiagnosis for generally healthy people as well as the cost of tests themselves
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Brooke Nickel @brookenickel.bsky.social · 27/02/2025
Our article out in The Conversation today! “If information about medical tests promoted by influencers in social media sounds too good to be true, it probably is.” theconversation.com/we-analysed-... @sydneyhealthlitlab.bsky.social @wiserhealthcare.bsky.social
theconversation.com
We analysed almost 1,000 social media posts about 5 popular medical tests. Most were utterly misleading
87% of posts mentioned the benefits of the tests, while only 15% mentioned potential harms.
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Brooke Nickel @brookenickel.bsky.social · 27/02/2025
💯 the wild, wild, west!
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Sydney Health Literacy Lab @sydneyhealthliteracylab.org.au · 27/02/2025
JUST PUBLISHED! New research led by our Postdoctoral Research Fellow Dr Brooke Nickel (@brookenickel.bsky.social) in JAMA Network Open titled "Social Media Posts About Medical Tests With Potential for Overdiagnosis"! ➡️ Read here: jamanetwork.com/journals/jam... @jama.com
jamanetwork.com
Social Media Posts About Medical Tests With Potential for Overdiagnosis
This cross-sectional study examines the tone and content of social media posts that discuss popular medical tests with potential for overdiagnosis or overuse.
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Kenny Lin, MD, MPH @kennylinafp.bsky.social · 26/02/2025
Social Media Posts About Medical Tests With Potential for Overdiagnosis jamanetwork.com/journals/jam... via @brookenickel.bsky.social
jamanetwork.com
Social Media Posts About Medical Tests With Potential for Overdiagnosis
This cross-sectional study examines the tone and content of social media posts that discuss popular medical tests with potential for overdiagnosis or overuse.
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Brooke Nickel @brookenickel.bsky.social · 19/02/2025
Our invited Editorial is now published in the Journal of Women's Health: Education about breast density does not improve screening adherence among racial and ethnic minority women. lnkd.in/eWf3EWnb @wiserhealthcare.bsky.social @sydneyhealthlitlab.bsky.social
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Brooke Nickel @brookenickel.bsky.social · 18/02/2025
Important discussion about wellness claims and products and misinformation on social media, brought about by the Netflix series Apple Cider Vinegar. Thanks ABC Radio National Life Matters for inviting me to come on and discuss. www.abc.net.au/listen/progr...
abc.net.au
Apple Cider Vinegar to wellness conspiracies: how can we combat health misinformation? - ABC listen
Netflix's new show Apple Cider Vinegar has reignited the debate about wellness scammer Belle Gibson. A decade on, where are we with health misinformation online, and is there anything that can be don...
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Brooke Nickel @brookenickel.bsky.social · 31/01/2025
First lead author study of 2025 now published! Are AI chatbots concordant with evidence-based cancer screening recommendations? www.sciencedirect.com/science/arti... @julieayre.bsky.social @melodytaba.bsky.social @sydneyhealthlitlab.bsky.social @wiserhealthcare.bsky.social
sciencedirect.com
Are AI chatbots concordant with evidence-based cancer screening recommendations?
This study aimed to assess whether information from AI chatbots on benefits and harms of breast and prostate cancer screening were concordant with evi…
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A/Prof Carissa Bonner @carissabonner.bsky.social · 13/12/2024
The Sydney Health Literacy Lab is coming to Bluesky soon! This is about half of us, working across a huge range of health topics. We're passionate about #healthcommunication that meets #healthliteracy needs to improve equity, using behavioural & social science methods with a codesign approach.
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