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Jeff Duchin

@docjeffd.bsky.social

Retired Health Officer & Chief, Communicable Disease Epidemiology & Immunization Section for Public Health–Seattle & King County, WA. EIS ‘92 Emeritus Professor of Medicine, Division of Allergy & Infectious Diseases, U of Washington.

768 Followers  |  143 Following  |  377 Posts  |  Joined: 21.11.2024  |  1.8052

Latest posts by docjeffd.bsky.social on Bluesky

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Vaccine Integrity Project CIDRAP provides an initiative dedicated to safeguarding vaccine use in the U.S, so that it remains grounded in the best available science.

Today, the Vaccine Integrity Project issued a final report summarizing findings from the exploratory phase, focused on what’s needed to ensure the integrity of the US vaccine system, incl vaccine evaluations & clinical guidelines based on rigorous & timely reviews.
www.cidrap.umn.edu/vaccine-inte...

31.07.2025 19:24 — 👍 2    🔁 1    💬 0    📌 0
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Climate Change Is Making Fire Weather Worse for World’s Forests

Climate Change Is Making Fire Weather Worse for World’s Forests www.nytimes.com/2025/07/21/c...

22.07.2025 00:08 — 👍 1    🔁 0    💬 0    📌 0
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ACOG to Release Recommendations on COVID-19 Vaccine and Other Maternal Immunizations in Concert with the Vaccine Integrity Project ACOG is joining the Vaccine Integrity Project to release updated, evidence-based recommendations on maternal immunizations, including COVID-19, RSV, and flu, by the end of summer. As respiratory seaso...

“ACOG has committed to developing and releasing maternal immunization respiratory season guidance and recommendations in collaboration with the University of Minnesota’s Center for Infectious Disease Research and Policy’s Vaccine Integrity Project (VIP).“

www.acog.org/news/news-re...

16.07.2025 22:14 — 👍 3    🔁 1    💬 0    📌 0
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What causes obesity? A major new study is upending common wisdom. Many people assume obesity is caused by inactivity and burning fewer calories. But our diets — and excess calorie intake — may actually be the cause.

“We are, to be blunt, eating too much and probably eating too much of the wrong foods.”

www.washingtonpost.com/wellness/202...

16.07.2025 03:43 — 👍 3    🔁 0    💬 0    📌 0
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Mercury Rising A CDC Advisory Committee just made the same mistake it did 25 years ago. And it’s only the beginning.

open.substack.com/pub/pauloffi...

15.07.2025 23:23 — 👍 0    🔁 0    💬 0    📌 0
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Opinion | There’s no vaccine for this The worrying truth revealed by the highest measles rate in more than 30 years.

👇🏼
www.washingtonpost.com/opinions/202...

14.07.2025 21:27 — 👍 0    🔁 0    💬 0    📌 0
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Lower your risk of early death by some 40% with this lifestyle change | CNN Doing a certain amount of exercise is linked to a 30% to 40% lower risk of an early death from any cause, according to a new analysis of 85 studies.

www.cnn.com/2025/07/10/h...

11.07.2025 19:22 — 👍 1    🔁 0    💬 0    📌 0
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Measles Cases Hit Record High, 25 Years After U.S. Eliminated the Disease

“The grim milestone represents an alarming setback for the country’s public health and heightens concerns that if childhood vaccination rates do not improve, deadly outbreaks of measles — once considered a disease of the past — will become the new normal.”

www.nytimes.com/2025/07/09/w...

09.07.2025 17:04 — 👍 1    🔁 0    💬 1    📌 0
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U.S. measles cases reach 33-year record high as outbreaks spread Johns Hopkins University data reflects the public health reversal in defeating the vaccine-preventable disease since measles was officially eliminated from the U.S. in 2000.

“The milestone marks a public health reversal in defeating a highly contagious, vaccine-preventable disease as the anti-vaccine movement gains strength…Once we see a resurgence of measles, we know that other diseases are going to come behind it.”

www.washingtonpost.com/health/2025/...

07.07.2025 19:12 — 👍 0    🔁 0    💬 0    📌 0
Leading Medical Professional Societies, Patients Sue HHS, Robert F. Kennedy, Jr. for Unlawful, Unilateral Vaccine Changes The American Academy of Pediatrics (AAP), American College of Physicians (ACP), American Public Health Association (APHA), Infectious Diseases Society of America (IDSA), Massachusetts Public Health A...

Today, multiple medical professional organizations filed suit v. RFK Jr. in the U.S. District Court for the District of Massachusetts to defend vaccine policy, and to put an end to the Secretary’s assault on science, public health and evidence-based medicine.

www.aap.org/en/news-room...

07.07.2025 18:01 — 👍 23    🔁 6    💬 0    📌 0
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Will we habituate to the decline of democracy? The recent attack on science in the US is not only undermining knowledge; it is also undermining democracy. In a healthy democracy, public policy is guided by evidence, and truth is the shared foundat...

"The diminution and marginalization of science are thus central parts of the erosion of democracy itself."
www.science.org/doi/10.1126/...

02.07.2025 18:02 — 👍 199    🔁 64    💬 1    📌 7
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EPA employees accuse Trump officials of undermining the agency’s mission “Declaration of Dissent” denounces partisan messaging, rollback of environmental regulations, and dismantling of science office, among other concerns

Hundreds of employees at the EPA released a “Declaration of Dissent” today, accusing EPA officials of politicizing the agency and undermining its core mission to “protect human health and the environment.” scim.ag/4lB937S

30.06.2025 22:38 — 👍 162    🔁 58    💬 2    📌 3
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Opinion | How to Wreck the Nation’s Health, by the Numbers The administration's cuts to the Department of Health and Human Services are going to do irreparable harm to the nation’s health.

“The threat to the health of Americans is larger than one issue. It’s about more than Medicaid…more than vaccines. It’s about the totality of the administration’s agenda…the cumulative effects of the entire basket of policies that put Americans at greatest risk.”

www.nytimes.com/interactive/...

02.07.2025 01:29 — 👍 0    🔁 0    💬 0    📌 0
Post image 29.06.2025 15:22 — 👍 0    🔁 0    💬 0    📌 0
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Statement on June 2025 Advisory Committee on Immunization Practices Meeting NFID strongly supports the use of evidence-based guidance reviewed by qualified experts, within CDC and externally, to inform public health policy, and will work to protect the health of people across...

“Immunization policy decisions must be guided by science. The National Foundation for Infectious Diseases (NFID) is gravely concerned with the flawed process that occurred during the recent Advisory Committee on Immunization Practices (ACIP) meeting on June 25-26, 2025.”
www.nfid.org/statement-on...

28.06.2025 00:15 — 👍 189    🔁 42    💬 1    📌 0
DeLong article, "RETRACTED ARTICLE: [A lowered probability of pregnancy in females in the USA aged 25–29 who received a human papillomavirus vaccine injection]" Journal of Toxicology and Environmental Health, Part A

DeLong article, "RETRACTED ARTICLE: [A lowered probability of pregnancy in females in the USA aged 25–29 who received a human papillomavirus vaccine injection]" Journal of Toxicology and Environmental Health, Part A

Who remembers the [retracted] DeLong study, suggesting that HPV vax would lead to 2M fewer conceptions bc it negatively affected fertility? Even though it didn't control for 1) birth control use or 2) trying to conceive?

Well hold on to your asses bc AVers are trying to make DeLong2.0 happen. /1

27.06.2025 22:43 — 👍 186    🔁 63    💬 5    📌 8
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RFK Jr’s vaccine advisers vote down flu-shot ingredient — but back some jabs Nature - Thimerosal is found in only a small fraction of US vaccine doses but has long been viewed with suspicion by the anti-vaccination community.

RFK Jr’s vaccine advisers vote down flu-shot ingredient — but back some jabs

Thimerosal is found in only a small fraction of US vaccine doses but has long been viewed with suspicion by the anti-vaccination community.

www.nature.com/artic...
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27.06.2025 09:47 — 👍 19    🔁 8    💬 2    📌 2

“…At times, CDC scientists were educating them on how vaccine trials work, what the immune system does & how the approval process functions. This is…acceptable for a curious member of the public—it is absolutely unacceptable for people determining vaccine policy for 330 million Americans.”

26.06.2025 23:10 — 👍 2    🔁 2    💬 0    📌 0
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Vaccine policy meeting: The essentials Foxes in the hen house and rising above the noise for fall

“For the new committee, it was clear that not all were vaccine experts—they questioned basic epidemiologic methods, misunderstood fundamental scientific principles, and repeated conspiracy theories that have circulated for decades…”

yourlocalepidemiologist.substack.com/p/vaccine-po...

26.06.2025 23:07 — 👍 4    🔁 0    💬 2    📌 0
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We will not stay silent on vaccines, say leaders of five major U.S. medical associations “We cannot and will not gamble with our patients’ health or the health of our communities,” write the presidents of the AAFP, AAP, ACP, ACOG, and IDSA.

Message from AAFP, AAP, ACP, ACOG and IDSA.

“We have an urgent, united message: Immunizations work, they are very effective and safe, and they save lives…So let us be clear: Our organizations will strongly continue recommending vaccines.”

Bravo.

www.statnews.com/2025/06/26/v...

26.06.2025 19:51 — 👍 30    🔁 9    💬 1    📌 0
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The World Is Warming Up. And It’s Happening Faster.

“As the world continues to emit planet-warming greenhouse gasses, and temperatures climb past what the human world was built to handle…more people will experience climate change in damaging and frightening ways.”

www.nytimes.com/2025/06/26/c...

26.06.2025 19:43 — 👍 1    🔁 0    💬 0    📌 0

I know that a lot of today was really bad to any reasonable person (esp Gavi stuff), but I think that it would be wrong to count the ACIP meeting itself today as among that. Here's why I think that: Any fair-minded person listening to the discussion today could clearly see an undeniable truth.

26.06.2025 03:08 — 👍 73    🔁 16    💬 3    📌 4
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Viewpoint: CDC's upcoming vaccine advisory meeting set up to sow distrust in vaccines

“If this week's meeting is little more than an attempt to give discredited vaccine fears & long-solved problems a platform…It will serve as further evidence that vaccine information & recommendations…need a new home…outside the current HHS Secretary's purview.”

www.cidrap.umn.edu/vaccine-inte...

23.06.2025 21:58 — 👍 3    🔁 1    💬 0    📌 0
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‘I Feel Like I’ve Been Lied To’: When a Measles Outbreak Hits Home

“I feel like I’ve been lied to…”.
“I’ve never seen people this sick…”

Pathetic and wrong in so many ways 👇🏼👇🏼

‘I Feel Like I’ve Been Lied To’: When a Measles Outbreak Hits Home www.nytimes.com/2025/06/22/u...

23.06.2025 00:01 — 👍 1    🔁 1    💬 0    📌 0
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Administration to phase out NIH support of HIV clinical guidelines The National Institutes of Health will phase out its support of the clinical practice guidelines that advise doctors how to diagnose and treat HIV.

“The National Institutes of Health’s support for federal guidelines that steer the treatment of more than a million HIV patients in the United States will be phased out by next June…”

www.washingtonpost.com/science/2025...

21.06.2025 20:28 — 👍 1    🔁 0    💬 2    📌 0
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Six former CDC vaccine advisory committee chairs warn: U.S. risks losing access to life-saving immunizations “We are witnessing a dismantling of the systems that develop, license, recommend, and monitor vaccines,” write six former chairs of the CDC’s vaccine advisory committee.

“Without transparent, evidence-based processes, vaccines may become inaccessible, unaffordable, or unavailable. Public trust will erode, innovation will stall, and lives will be lost unnecessarily.”

www.statnews.com/2025/06/20/a...

20.06.2025 20:27 — 👍 1    🔁 2    💬 0    📌 0
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Meet the Anti-Vax ACIP First Round Draft Picks of 2025! It's MAHA fantasy season, so let's take a look at this year's rookie class. Which preventable disease will start killing children first?

open.substack.com/pub/rasmusse...

20.06.2025 05:15 — 👍 0    🔁 0    💬 0    📌 0
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Why a Vaccine Expert Left the C.D.C.: ‘Americans Are Going to Die’

“…we’re at a time where it seems increasingly likely that we will not be able to trust information coming from the C.D.C…”

www.nytimes.com/2025/06/18/h...

18.06.2025 15:05 — 👍 0    🔁 1    💬 1    📌 0
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US CDC official in charge of COVID, RSV data resigns ahead of vaccine meeting A U.S. government scientist who oversees the team responsible for collecting data on COVID-19 and RSV hospitalizations used to shape national vaccine policy has resigned, citing concerns over how such data would be used by the Trump administration.

“The scientist, Dr. Fiona Havers, told colleagues at the CDC on Monday that she no longer had confidence that the COVID and RSV data would be used "objectively or evaluated with appropriate scientific rigor to make evidence-based vaccine policy decisions…”

www.reuters.com/business/hea...

17.06.2025 15:28 — 👍 0    🔁 0    💬 0    📌 0

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