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Vaccination news
Pediatrics
Infants receiving nirsevimab fare better against RSV compared to those with maternal vaccination
Respiratory syncytial virus (RSV) is a common virus that affects the nose, throat, and lungs. For most healthy adults and children, it causes only mild, cold-like symptoms and goes away on its own. Infants under 6 months ...
8 hours ago
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Vaccination
MMRV: What families need to know about the UK's new chickenpox vaccine
The UK has added chickenpox to the routine childhood vaccination schedule for the first time, using a combined MMRV jab that also protects against measles, mumps and rubella. Here's what parents need to know.
5 hours ago
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CDC urges 'shared decision-making' on some childhood vaccines; many unclear about what that means
On Jan. 5, the Centers for Disease Control and Prevention (CDC) dramatically reduced the number of recommended childhood vaccinations from 17 to 11, citing practices in other wealthy nations, including Denmark, Germany, and ...
6 hours ago
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Here's what to know about the unprecedented changes to child vaccine recommendations
U.S. health officials made broad changes to childhood vaccine recommendations Monday, alarming pediatricians and other medical experts who say they will sow confusion and undermine children's health.
13 hours ago
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US cuts the number of vaccines recommended for every child, a move slammed by physicians
The U.S. took the unprecedented step Monday of cutting the number of vaccines it recommends for every child—a move that leading medical groups said would undermine protections against a half-dozen diseases.
13 hours ago
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Massachusetts reports three pediatric flu deaths: 'Devastating losses'
Three kids in the Bay State have died from the flu in recent weeks as influenza cases spike, according to health officials who are pleading with residents to get vaccinated.
9 hours ago
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Flu cases tick up in Massachusetts as health officials warn of new variant
Flu cases in Boston and across Massachusetts are continuing to tick up as a new variant circulates, with public health officials reminding residents it's not too late to get vaccinated.
Jan 5, 2026
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Flu season surged in the US over the holiday and already rivals last winter's harsh epidemic
U.S. flu infections surged over the holidays, and health officials are calling it a severe season that is likely to get worse.
Jan 5, 2026
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How a San Diego startup's universal flu shot sold for $9 billion
Inside a single-story brick building in Sorrento Mesa is a small lab sprinkled with beakers, test tubes and incubators that is worth billions of dollars.
Jan 5, 2026
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As flu cases surge, why don't more people vaccinate?
Flu infections are rising sharply across the United States, contributing to at least 81,000 hospitalizations and 3,100 deaths so far this season, according to the U.S. Centers for Disease Control and Prevention. As flu outbreaks ...
Jan 5, 2026
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Pediatrician explains why babies need the hepatitis B vaccine
Hepatitis B is a virus that can damage the liver and lead to lifelong health problems. The hepatitis B vaccine prevents short-term illness (acute hepatitis) and a life-threatening infection called chronic hepatitis B.
Jan 5, 2026
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Holiday flu surge drives record illness across the United States
The holiday season brought a massive spike in influenza cases across the U.S.
Jan 5, 2026
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Flu surge prompts masking mandates at Eastern Shore hospitals
Several Eastern Shore hospitals have reinstated masking mandates this week, joining a growing number of health care centers in Maryland reporting unusually high numbers of influenza cases.
Jan 5, 2026
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Amid conflicting vaccine recommendations, Americans are less likely to trust Trump's CDC, study finds
After a year of major shifts in the federal government's policy toward vaccines, Americans are now more likely to trust the American Medical Association than the Centers for Disease Control and Prevention when the two conflict ...
Jan 5, 2026
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AI model predicts B cell reactivity to neoantigens for improved cancer vaccines
Neoantigens are unique markers that distinguish only cancer cells. By adding B cell reactivity, cancer vaccines can move beyond one-time attacks and short-term memory to become a long-term immunity that "remembers" cancer, ...
Jan 2, 2026
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The price of persuasion: Why vaccine messaging may deepen social divides
Encouraging people to get vaccinated is often seen as a public health success story. However, understanding how persuading people to roll up their sleeves to receive vaccines creates social division is crucial—particularly ...
Dec 29, 2025
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Massachusetts' health department warns residents about possible measles exposures in multiple locations
An out-of-state adult visitor who spent time in the region earlier in December has been diagnosed with measles, according to health officials who are warning the public of possible exposures in multiple locations.
Dec 29, 2025
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Flu surge exposes missed COVID lessons
Three leading public health and social psychology experts warn that the U.K. is failing to apply vital lessons from the COVID-19 pandemic as flu cases surge with hospitals facing mounting winter pressures ahead of the planned ...
Dec 24, 2025
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Boston reports 114% recent surge in flu cases in December, urges vaccinations
Boston is seeing an early surge in flu cases this year, city and health officials warned, with sharp upticks in cases and hospitalizations and even higher increases for children and teens as winter sets in.
Dec 24, 2025
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Does being infected or vaccinated first influence COVID-19 immunity?
A new study analyzing the immune response to COVID-19 in a Catalan cohort of health workers sheds light on an important question: does it matter whether a person was first infected or first vaccinated?
Dec 23, 2025
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This 'super flu' could cause widespread serious illness, experts say
Flu season has arrived, and with it a variant making headlines as a "super flu."
Dec 23, 2025
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Study reveals low immunity against H3N2 strain in Hong Kong: Early vaccination urged
Flu activity has surged in many parts of the Northern Hemisphere, driven primarily by a newly emerged H3N2 strain known as subclade K.
Dec 23, 2025
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Is it too late to get your COVID or flu shot? A doctor explains
Health experts typically advise getting your COVID-19 and flu vaccine by the end of October. However, if you've missed that window, you can still get them well into the respiratory virus season and see a benefit.
Dec 22, 2025
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As measles cases rise, views of MMR vaccine safety and effectiveness—and willingness to recommend it—drop
The United States is experiencing the worst year for measles cases in more than three decades, with nearly 2,000 cases confirmed by the Centers of Disease Control and Prevention (CDC). There have been 49 outbreaks spanning ...
Dec 22, 2025
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Inside the FDA's vaccine uproar
Six days after a senior FDA official sent a sweeping internal email claiming that COVID vaccines had caused the deaths of "at least 10 children," 12 former FDA commissioners released an extraordinary warning in the Dec. 3 ...
Dec 22, 2025
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