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skeptvet.bsky.social

@skeptvet.bsky.social
152 followers 49 following 340 posts
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Timothy Caulfield @caulfieldtim.bsky.social · 10/10/2026
Blood Test Screens for Cancer. Should You Vote for It? [Sum: NO] www.mcgill.ca/oss/article/... by @jonathanjarry.bsky.social 👎 A clinical trial found Galleri test failed to find cancers at an earlier stage. ⚠️ KEY: Even if it detected as promised, "we have no idea if it indeed saves lives."
mcgill.ca
This Blood Test Screens for Cancer. Should You Vote for It?
Imagine you are sitting in a nine-hour meeting and your vote will help decide if a new cancer screening test gets approved in your country. The test under consideration breaks the mould: from a simple...
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Cambridge Skeptics @cambskeptics.bsky.social · 11/10/2026
Pennsylvania’s measles outbreak has passed 1,000 cases, with five deaths, including two babies too young to be vaccinated. It is the largest US outbreak since 1991. Falling vaccination rates are undoing progress against a disease the US declared eliminated in 2000. arstechnica.com/health/2026/...
arstechnica.com
PA measles outbreak tops 1,000 cases, largest since disease was eliminated
Pennsylvania reported 1,066 outbreak-linked cases on Wednesday.
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Scott Weese @scottweese.bsky.social · 08/10/2026
Full thoughts here: www.wormsandgermsblog.com/2026/10/arti...
wormsandgermsblog.com
Vaccination part 6: how much is too much?
I took a short break from the series of vaccination posts, but I have a couple more topics to go over so we’re not quite done. In Part 5, I talked about
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Max Roser @maxroser.bsky.social · 06/10/2026
The share of children who died before they were 5 years old in 1950 and 75 years later. Africa: 33% ↘ 6% Asia: 25% ↘ 2.5% Oceania: 9.3% ↘ 2% Latin America: 21% ↘ 1.5% Northern America: 3.8% ↘ 0.6% Europe: 10.5% ↘ 0.4% Globally: 23% ↘ 3.5%
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Timothy Caulfield @caulfieldtim.bsky.social · 06/10/2026
‼️ Totally agree with this 👇 Our obsession with Oura rings is making our health worse www.independent.co.uk/tech/oura-te... "Negative because that concern could lead to exactly the kind of unhealthy behaviours that it aims to protect us from." Also > anxiety < fun More data ≠ Better health!
independent.co.uk
Our obsession with Oura rings and optimisation is making our health worse
Fitness trackers can lead to unhealthy behaviours of exactly the kind they aim to cut out, critics say. But it is all about how you use them, writes Andrew Griffin
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skeptvet.bsky.social @skeptvet.bsky.social · 03/10/2026
Supplements to build muscle in dogs- Do they work? skeptvet.com/2026/08/supp...
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Timothy Caulfield @caulfieldtim.bsky.social · 02/10/2026
How to respond to hate speech without fuelling it further www.nature.com/articles/d41... I love this advice 👇 "Just express your dissent — not to change the mind of the commenter, but to show people that others have a different opinion. Next, ask friends to join and say that they also disagree."
nature.com
How to respond to hate speech without fuelling it further
Psychologist Mirta Galesic discusses an increase in hateful comments online, and the science-backed way to react.
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Scott Weese @scottweese.bsky.social · 29/09/2026
..unnecessarily strict and consider a 3 yr vaccine to only be effective for 1 yr (since it's typically a 3 yr vaccine as the 2nd dose, a year after the 1st). We're trying to get more flexibility there though. Full thoughts below... 3/3 www.wormsandgermsblog.com/2026/09/arti...
wormsandgermsblog.com
Vaccination scenarios, part 1: Overdue animals
Long post warning.... if you just want the 'what do we do with dogs/cats that are overdue for vaccines", skip to the bolded header below. I’ve been
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Cambridge Skeptics @cambskeptics.bsky.social · 26/09/2026
Supplements, home tests and wearables resemble medicine without sharing its evidential burden. They may offer no benefit, generate false alarms or produce contradictory advice. The wellness industry sells medical authority without accountability. archive.ph/4rXhQ www.newscientist.com/article/2586...
newscientist.com
Xand van Tulleken on the 3 wellness trends to be most wary of | New Scientist
The wellness boom has brought a wide array of consumer products that promise to boost your health and happiness. Xand van Tulleken has delved into it all and explains how to think about the evidence…
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skeptvet.bsky.social @skeptvet.bsky.social · 19/09/2026
Yes, diet, every, and primary preventative meds targeting specific risk factors. The more of these we understand and address, the more impact we will have on outcomes, but it’s just science advancing, not some kind of magic “weird trick!” 🙄
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Timothy Caulfield @caulfieldtim.bsky.social · 18/09/2026
His anti-science agenda is clear. His lies are killing people. His legacy is darkness. 👇 RFK Jr promises anti-vaxxers a ‘friend at the White House’ amid deadly measles outbreak www.theguardian.com/us-news/2026...
theguardian.com
RFK Jr promises anti-vaxxers a ‘friend at the White House’ amid deadly measles outbreak
The US health secretary added that he would’ve made sweeping changes ‘on day one’ but he had to follow the law
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Stand Up for Science! @standupforscience.net · 17/09/2026
The Trump admin has decimated American science budgets, taking away life saving opportunities, and the potential for groundbreaking discoveries. This is how you destroy American innovation. apnews.com/article/trum...
apnews.com
Trump administration has cut or frozen $177 billion in grants across every state, analysis shows
An analysis finds that the Trump administration has cut or frozen up to $177 billion in federal grants since the president took office for his second term.
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Timothy Caulfield @caulfieldtim.bsky.social · 17/09/2026
No. No. No. Nooooo! 🛑 Full-body MRI a good idea? No! nationalpost.com/modern-life/... "Professional organizations such as the Canadian Association of Radiologists, among others, strongly oppose whole-body MRI screening in symptom-free people." > cost > anxiety > iatrogenic injury > system strain
nationalpost.com
Am I rich enough to pay for my own full-body MRI scan for peace of mind?
MRI scans are marketed by private clinics as a tool to detect diseases lurking inside asymptomatic bodies and cost upwards of around $3,000.
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Timothy Caulfield @caulfieldtim.bsky.social · 16/09/2026
‼️ Increasingly, distrust in vaccines about political identity. And it is killing people. Measles vaccine trust falls as US cases hit 35-year high www.usatoday.com/story/news/h... "The declining trust was most pronounced among Republicans..."
usatoday.com
Measles vaccine trust falls as US cases hit 35-year high
The country has tallied more than 3,000 confirmed infections this year, the most in 35 years.
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skeptvet.bsky.social @skeptvet.bsky.social · 16/09/2026
After five years, I am still excited to be part of this team and this work! youtu.be/IBMK-2f2apY?...
youtu.be
Loyal's Approach to Aging
YouTube video by Loyal For Dogs
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Tom Nichols @radiofreetom.bsky.social · 16/09/2026
tell me about it
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skeptvet.bsky.social @skeptvet.bsky.social · 15/09/2026
The death of expertise @radiofreetom.bsky.social warned us about is proceeding apace! 🥵
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skeptvet.bsky.social @skeptvet.bsky.social · 14/09/2026
Obsessive fixation on such metrics can be a trigger for anxiety and unnecessary medical testing and interventions.
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Timothy Caulfield @caulfieldtim.bsky.social · 13/09/2026
NO evidence this kinda DATA DATA DATA tech helps health outcomes. Wellness & longevity marketing push idea that more data is always better and empowering. Not true. How Oura’s rings found their way onto millions of fingers www.economist.com/business/202...
economist.com
How Oura’s rings found their way onto millions of fingers
Its business is booming as consumers look to take charge of their health
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Timothy Caulfield @caulfieldtim.bsky.social · 13/09/2026
❗️Despite lack of evidence “peptides have garnered a cult following” ⚠️ Reality: “…peptides are ‘completely untested and unregulated.’” ⚠️ Also: “What’s in the package may not actually be what is on the outside of the label,” www.smithsonianmag.com/science-natu...
smithsonianmag.com
Peptides Are All the Rage, Promising Miracle Cures and Makeovers Delivered by Injection. How Did We Get Here?
Experts say the peptide craze is part of a broader phenomenon, as patients look beyond the regulated health system to address problems that doctors have struggled to treat
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Timothy Caulfield @caulfieldtim.bsky.social · 12/09/2026
🚨 Increasingly, trust in science is about politics. On one side of political spectrum, the doubt mongers are winning. People trust scientists seen to be 'on their side', UK study find www.nature.com/articles/d41...
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Timothy Caulfield @caulfieldtim.bsky.social · 11/09/2026
Given iffy evidence on benefits, potential harms, contaminated products, weak reg, etc., these numbers incredible. Big win for Big Supplement❗ About 8 in 10 Americans take supplements, and many see them as important to their health www.pewresearch.org/short-reads/... via @pewresearch.org
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Timothy Caulfield @caulfieldtim.bsky.social · 10/09/2026
🚨 Why scientists are starting to worry popular supplements could harm the aging brain wapo.st/4A6QyjF "Supplements are biologically active substances ... not necessarily harmless..." Admittedly, I'm a supplement cynic. And this research far from definitive. ⚠️ Still... watch supplement hype!
wapo.st
Why scientists are starting to worry popular supplements could harm the aging brain
New studies raise questions about the use of Vitamin D, omega-3 fish oil and glucosamine supplements in some people.
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Timothy Caulfield @caulfieldtim.bsky.social · 10/09/2026
Agree, in dark times, humour key! 👇 Why the super-fun Ig Nobel prizes bring serious value to science www.nature.com/articles/d41... via @nature.com "But this year, for the first time, the #IgNobels were held outside the United States. The country 'has become unsafe for our guests to visit'"
nature.com
Why the super-fun Ig Nobel prizes bring serious value to science
Awards that celebrate humour, curiosity and irreverence are a balm in hard times.
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skeptvet.bsky.social @skeptvet.bsky.social · 09/09/2026
I'll be talking to senior dog owners on Saturday about Healthy Aging. Hope to see you there!
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Saganism @sagan.bsky.social · 07/09/2026
"It's clear that there's a rampant dumbing down in progress in which not knowing things is considered a virtue. I don't throw my hands up in despair, but I do try to indicate that it's a very serious problem." - Carl Sagan
A black and white portrait of Carl Sagan, wearing a dark blazer over a light-colored turtleneck sweater, looking directly at the camera with a serious expression.
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Timothy Caulfield @caulfieldtim.bsky.social · 03/09/2026
The sweet truth about carbohydrates www.snexplores.org/article/carb... by @beebrookshire.bsky.social Key message 👉 “There is no food group that’s bad. You can’t eliminate one whole thing and think you’re doing a good job.” Best diet: Healthy, balanced, sustainable and works for you!
snexplores.org
The sweet truth about carbohydrates
Many carbohydrates are important sources of energy, while others offer little benefit. Learn why not all carbs are the same and how our bodies use them.
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Timothy Caulfield @caulfieldtim.bsky.social · 02/09/2026
🚨 "Childhood vaccination is one of humanity’s greatest public health achievements. Across generations, vaccines have saved millions of lives, prevented lifelong disability, and helped communities around the world thrive." #VaccinesWork! www.worldhealthsummit.org/news/a-colle...
worldhealthsummit.org
A Collective Statement on Confidence in Childhood Vaccination
Leading scientific and global public health organizations have issued a collective statement reaffirming the safety and effectiveness of childhood vaccination,…
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skeptvet.bsky.social @skeptvet.bsky.social · 02/09/2026
Just begging for overdiagnosis and unnecessary anxiety and treatment!
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skeptvet.bsky.social @skeptvet.bsky.social · 02/09/2026
COVID may have expanded or accelerated the problem, but it predates the pandemic. I started my blog in 2009, and the hate mail started coming immediately and has never slowed down. eg skeptvet.com?s=Hate+mail
skeptvet.com
Hate mail | Search Results |
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Tom Nichols @radiofreetom.bsky.social · 27/08/2026
My tribute to Tim Curry: www.theatlantic.com/ideas/2026/0...
theatlantic.com
The Absolute Pleasure of Tim Curry
His magic was to be outrageous without being self-conscious.
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Prof Gavin Yamey MD MPH @gavinyamey.bsky.social · 26/08/2026
Letter from 130 bioethicists condemns the “unwarranted, ill-advised, & frankly bizarre vendetta against a scientist, Dr. Anthony Fauci, rather than making a sincere effort to learn from the painful experiences of the pandemic to improve national preparedness” bioethicstoday.org/blog/an-open...
bioethicstoday.org
Blog - An Open Letter of Support for Anthony Fauci from the Bioethics Community - Bioethics Today
As individuals concerned with ethics in science, medicine, and public health, we wish to express our dismay at the approach taken by Senate leaders to
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Dr. Lucky Tran @luckytran.com · 25/08/2026
Do not normalize children dying from measles. Measles was previously eliminated in the US, thanks to vaccines. When children die from measles, it means that adults have catastrophically failed to protect them because they have rejected basic science.
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Mike Drucker @mikedrucker.bsky.social · 25/08/2026
If we cured all cancer tomorrow, and it became an extremely rare condition, I guarantee that 30 years from now there would be people saying, “They just want you to take that anti-cancer pill to control you. It’s a bullshit disease that doesn’t even exist anymore.”
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Timothy Caulfield @caulfieldtim.bsky.social · 23/08/2026
The U.S. is falling apart. An anti-science mess. ⚠️ We can't let this noise drag other countries down... How changes to U.S. vaccine program could affect Canada www.youtube.com/watch?v=vZjj...
youtube.com
How changes to U.S. vaccine program could affect Canada
YouTube video by CTV News
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Timothy Caulfield @caulfieldtim.bsky.social · 22/08/2026
The real COVID scandal? U.S. did FAR too little! www.economist.com/united-state... "...many Americans died because so many failed to take the vaccines..." "America’s lethal underperformance once again went ignored when the Senate recently questioned Fauci..."
economist.com
The real covid-19 scandal is still unfolding
The failure to reckon with lives needlessly lost will make the next pandemic deadlier
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skeptvet.bsky.social @skeptvet.bsky.social · 22/08/2026
Decades of service to science and public health deserve better that the attacks and harassment of anti-science idiots! I support Dr. Fauci. givebutter.com/fauci-legal-...
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skeptvet.bsky.social @skeptvet.bsky.social · 19/08/2026
Great to see some of the cautions about diagnostic and screening test I have been banging on about for years get some mainstream attention! www.avma.org/news/strikin...
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Timothy Caulfield @caulfieldtim.bsky.social · 15/08/2026
⚠️ Supplements ≠ "natural" and "safe" ⚠️ Thousands of US Kids Hospitalized for Vitamin, Mineral Toxicity, Study www.medscape.com/viewarticle/... "...the majority ingested intentionally..." "When it comes to supplements, 'We have no idea what’s in that bottle'..." Marketing of supplements = 🚩🚩🚩!
medscape.com
Thousands of US Kids Hospitalized for Vitamin Toxicity
Thousands of children have been hospitalized after poisoning by vitamins and minerals in recent years, the majority ingested intentionally.
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Timothy Caulfield @caulfieldtim.bsky.social · 13/08/2026
EVERYTHING about the Trump vaccine policy is wrong. Based on lies, debunked conspiracy theories, and play-to-the- base fearmongering. Dark Age 2.0‼️ Trump wants MMR vaccine split up: the science behind why it’s a bad idea www.nature.com/articles/d41...
nature.com
Trump wants MMR vaccine split up: the science behind why it’s a bad idea
Numerous studies have shown that separating childhood jabs will delay protection and increase costs for families.
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skeptvet.bsky.social @skeptvet.bsky.social · 13/08/2026
The obsession of Rand Paul and other anti-science fanatics with Dr. Fauci, and their campaign of harassment against him, is a toxic cocktail of nonsense and lies. Everyone in science and public health should repudiate this injustice. www.theatlantic.com/ideas/2026/0...
theatlantic.com
Why MAGA Is So Obsessed With Fauci
In the aftermath of pandemics, people either try to forget them or find others to blame for them.
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Nature @nature.com · 13/08/2026
Sexist assumptions and a male-dominated culture can make it harder for women to attract investment for the companies they set up go.nature.com/4wps7e2
go.nature.com
How to make your science business succeed when you’re a female founder
Sexist assumptions and a male-dominated culture can make it harder for women to attract investment for the companies they set up.
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Jan Kirsch, M.D., M.P.H. @drjanicekirsch.bsky.social · 13/08/2026
Image of the D.C. reflecting pool full of green algae.
"Have they tried using Ivermectin?"
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Timothy Caulfield @caulfieldtim.bsky.social · 13/08/2026
Current "#longevity" trend filled with pseudoscience BS‼️ In fact, word "longevity" = RED FLAG for bunk 🚩 See: Anti-aging interventions need less hype and more clinical evidence www.nature.com/articles/s41... "...aging research field needs to be vigilant of unsupported or exaggerated claims..."
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skeptvet.bsky.social @skeptvet.bsky.social · 13/08/2026
Agree 100%! The problem is partly that the legitimate research is slow and not social media sexy, so the influencer BS becomes the face of geroscience. There is real research happening, but it is less dramatized and less visible.
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Timothy Caulfield @caulfieldtim.bsky.social · 12/08/2026
Trump’s vaccine overhaul is ‘going to impact Canada.’ Here’s how www.ctvnews.ca/health/artic... More information chaos = < vaccinations. Me: "We’re seeing vaccination hesitancy rise absolutely everywhere, and that is a direct result of misinformation like this." #VaccinesWork!
ctvnews.ca
Trump’s vaccine overhaul is ‘going to impact Canada.’ Here’s how
U.S. President Donald Trump’s push to overhaul childhood vaccine recommendations could make an already chaotic information environment around immunization even more confusing, including for Canadians,...
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skeptvet.bsky.social @skeptvet.bsky.social · 12/08/2026
It's crazy that after making people and pets sick and repeatedly failing basic safety tests, this company has to be sued by the government to try and stop them from selling an unsafe raw pet food! www.feedstuffs.com/agribusiness...
feedstuffs.com
DOJ seeks permanent injunction against pet food maker
Complaint alleges Darwin’s continues to make and sell adulterated raw dog and cat food despite FDA warning letters.
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skeptvet.bsky.social @skeptvet.bsky.social · 12/08/2026
I'll be talking about supporting healthy aging in dogs at this unique virtual event for dog owners on Saturday, Sept. 12 and 12:30pm ET. Hope to see you! seniorpetcon.com
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Timothy Caulfield @caulfieldtim.bsky.social · 11/08/2026
What more can be said about this unhinged antivaxx sh*t❓ Yep, this embrace of lies & cult-y anti-science rhetoric will kill people, mostly kids. Yep, it will lead to more confusing information chaos. Yep, Bhattacharya is a spineless sycophantic coward. www.theguardian.com/commentisfre...
theguardian.com
Trump’s vaccine order is about feelings, not facts | Robert B Shpiner
There’s no evidence that vaccines cause autism, or that we should separate MMR shots. This order is dangerous
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Betty C. Jung @bettycjung.bsky.social · 11/08/2026
Eve Sharon Hart Science saves lives. Believe it.
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