@mjmull

Vaccinologist, Infectious Diseases Specialist, Consultant, Previously Vaccine Center Director and Chief of Infectious Diseases & Immunology

 USA
Joined January 2011
  • Tweets2.2K
  • Following726
  • Followers916
57Media
Yay, good news in a bleak season. … A new type of flu shot is coming after FDA approves mRNA-based vaccine washingtonpost.com/health/20…

What to know about the first mRNA-based flu shot approved by the FDA

The agency’s former top vaccine regulator declined to review the Moderna shot, and it’s now likely to face pushback from allies of the health secretary.

washingtonpost.com
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Thank you JAMA Network Open——>CDC’s chief blocked a covid vaccine study. Now it’s in a top medical journal. washingtonpost.com/health/20…

CDC’s chief blocked a covid vaccine study. Now it’s in a top medical journal.

The study found that the vaccine reduced the risk of emergency department visits and hospitalizations among healthy adults by about half last winter.

washingtonpost.com
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This is so sad. Misinformation undermining vaccine confidence, and children suffer and die—-> U.S. Poised to Lose Measles Elimination Status as Utah Outbreak Nears One-Year Mark wsj.com/us-news/us-measles-e…

U.S. Poised to Lose Measles Elimination Status as Utah Outbreak Nears One-Year Mark

The spread of the highly contagious disease persists at levels not seen in the U.S. since the early 1990s.

wsj.com
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nytimes.com/2026/04/25/healt…

AIDS Creeps Back in Parts of Zambia, a Year After U.S. Cuts to H.I.V. Assistance

A once-robust H.I.V. treatment and prevention system, credited with saving hundreds of thousands of lives, has begun to crumble.

nytimes.com
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Thanks.—->nytimes.com/2026/03/16/healt…

Judge Strikes Down Kennedy’s Vaccine Policies

Ruling on a lawsuit brought by several prominent medical organizations, a district court said the federal government had not based its decisions on science in limiting Covid shots and revising the...

nytimes.com
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nytimes.com/2026/03/17/world…

An ‘Unprecedented’ Outbreak of Meningitis Raises Alarm in Britain (Gift Article)

Two people have died in an outbreak of meningococcal disease. Many cases were traced to a nightclub in Canterbury that is popular with students at the University of Kent.

nytimes.com
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Mark J. Mulligan, MD, FIDSA retweeted
Mark J. Mulligan, MD, FIDSA@mjmull12 Dec 2025
The erosion of Vaccine confidence and Vaccine uptake, because of the undermining of evidence-based, lifesaving vaccination policy by HHS, FDA and CDC, has lethal consequences—> Hundreds Quarantined in South Carolina as Measles Spreads nytimes.com/2025/12/11/well/… via @NYTimes

Hundreds Quarantined in South Carolina as Measles Spreads

The outbreak shows no signs of slowing, likely because of the affected area’s “lower-than-hoped-for vaccination coverage,” a state health official said.

nytimes.com
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Dangerous ideas. In my view he is not fit to be leading ACIP. nytimes.com/2026/01/23/healt…

Rejecting Decades of Science, Vaccine Panel Chair Says Polio and Other Shots Should Be Optional

Dr. Kirk Milhoan, a pediatric cardiologist who leads the Advisory Committee on Immunization Practices, said a person’s right to refuse a vaccine outweighed concerns about illness or death from...

nytimes.com
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The erosion of Vaccine confidence and Vaccine uptake, because of the undermining of evidence-based, lifesaving vaccination policy by HHS, FDA and CDC, has lethal consequences—> Hundreds Quarantined in South Carolina as Measles Spreads nytimes.com/2025/12/11/well/… via @NYTimes

Hundreds Quarantined in South Carolina as Measles Spreads

The outbreak shows no signs of slowing, likely because of the affected area’s “lower-than-hoped-for vaccination coverage,” a state health official said.

nytimes.com
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These deaths need to be reviewed carefully before they are attributed to the COVID-19 vaccine. It is premature to make new policy.—->The FDA vaccine division director says the agency will be changing its approach for respiratory-illness vaccines. wsj.com/health/healthcare/fd…

FDA Official Pledges New Vaccine Standards

RFK Jr. ally cites childhood deaths after receiving Covid-19 shot, but provided no evidence or details.

wsj.com
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Will a new mutated flu strain cause a rough winter? bbc.com/news/articles/c2dr8g…

New flu virus mutation could see ‘worst season in a decade'

Leading flu experts say they will not be surprised if this year's is the worst flu season for a decade.

bbc.com
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Interesting wsj.com/opinion/operation-wa…

Opinion | Operation Warp Speed Aimed at Covid and Hit Cancer

Melanoma patients who got an mRNA vaccine for the virus saw median survival times double.

wsj.com
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Mosquito-Borne Illness Rarely Seen in U.S. Is Suspected on Long Island nytimes.com/2025/09/25/nyreg… via @NYTimes

Mosquito-Borne Illness Rarely Seen in U.S. Is Suspected on Long Island (Published 2025)

Chikungunya, which is endemic in parts of South America, Africa and Asia, may be the cause of a woman’s illness.

nytimes.com
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Why vaccination of the community is critical to protect the vulnerable—->L.A. County child dies of rare measles complication years after infection washingtonpost.com/health/20…

L.A. County child dies of rare measles complication years after infection

The child contracted measles before being old enough to vaccinate, officials said — adding that the case highlights the importance of community immunity.

washingtonpost.com
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#5 Dear FL, Without vaccine mandates your communities will lose immunity. Naïve (unvaccinated) children will suffer, miss school, incur medical expenses. The immense cost-effectiveness of vaccines will be lost. Florida: don’t be naïve.
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Mark J. Mulligan, MD, FIDSA retweeted
Mark J. Mulligan, MD, FIDSA@mjmull7 Sep 2025
#4 Dear FL, Think of this: Without vaccine mandates, vacationers and retirees will decide to stop visiting and retiring in contagious Florida. Your economic metrics will fall as your infectious disease rates rise. Florida: please don’t be naïve, be vaccine-experienced, be safe.
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#4 Dear FL, Think of this: Without vaccine mandates, vacationers and retirees will decide to stop visiting and retiring in contagious Florida. Your economic metrics will fall as your infectious disease rates rise. Florida: please don’t be naïve, be vaccine-experienced, be safe.
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Mark J. Mulligan, MD, FIDSA retweeted
Mark J. Mulligan, MD, FIDSA@mjmull6 Sep 2025
Dear Alabama - please do not copy Florida,which is considering putting children’s lives at risk in exchange for political gain——>RFK Jr. allies claim momentum as Florida targets vaccines: ‘Fight is coming’ washingtonpost.com/health/20…

RFK Jr. allies claim momentum as Florida targets vaccines: ‘Fight is coming’

Florida’s plan to end school vaccine mandates, announced by Surgeon General Joseph A. Ladapo, has energized vaccine skeptics in other states.

washingtonpost.com
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Dear Alabama - please do not copy Florida,which is considering putting children’s lives at risk in exchange for political gain——>RFK Jr. allies claim momentum as Florida targets vaccines: ‘Fight is coming’ washingtonpost.com/health/20…

RFK Jr. allies claim momentum as Florida targets vaccines: ‘Fight is coming’

Florida’s plan to end school vaccine mandates, announced by Surgeon General Joseph A. Ladapo, has energized vaccine skeptics in other states.

washingtonpost.com
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Mark J. Mulligan, MD, FIDSA retweeted
Mark Warner
@MarkWarner5 Sep 2025
Based on everything we heard yesterday and everything we’ve seen from him in the past couple months, it’s as clear as ever: RFK Jr. must resign or be fired.
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