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Vaccination news
Diseases, Conditions, Syndromes
Texas measles outbreak expected to last for months, though vaccinations are up from last year
As measles cases in West Texas are still on the rise two months after the outbreak began, local public health officials say they expect the virus to keep spreading for at least several more months and that the official case ...
1 hour ago
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Pediatrics
Protecting immunocompromised children from measles as the disease continues to spread
Adult antibody thresholds are currently used to determine whether immunocompromised children should get a measles, mumps, and rubella (MMR) booster shot. However, a new study shows that these thresholds fail to identify a ...
22 hours ago
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Should children get the measles vaccine ahead of schedule to reduce risk?
Public health officials are advising parents in Texas communities hard hit by the measles outbreak to vaccinate their children ahead of schedule, as early as 6 months of age.
Mar 20, 2025
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'It's not a vaccine, it's a shot': Uncovering a new trend in vaccine skepticism
It has long been recognized that attitudes towards vaccines may be vaccine-specific, so that people may take up some, but not others.
Mar 20, 2025
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H5N1 influenza viral lineages beginning to evade human immunological defenses, research finds
New computational modeling of avian influenza variants' immunoprotein interactions—developed by a research team at the University of North Carolina at Charlotte—reveals the H5N1 influenza virus is evolving to escape immunological ...
Mar 19, 2025
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Built-in safeguard in B cell populations could impact vaccine design
Germinal centers are high-speed evolution machines. Tiny clusters in the lymph nodes, germinal centers refine antibodies through mutation and expansion until they produce high-affinity B cells adapted to keep different pathogens ...
Mar 19, 2025
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New understanding of B cell mutation strategies could have implications for vaccines
A vaccine's ability to generate long-lasting, high-affinity antibodies hinges on a delicate balance. Upon exposure to a vaccine or pathogen, B cells scramble to refine their defenses, rapidly mutating in hopes of generating ...
Mar 19, 2025
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Single vaccine dose shows 84% effectiveness against mpox, but insufficient for HIV patients
Universitätsmedizin Berlin has found that a single dose of the Imvanex vaccine provides protection against mpox with 84% effectiveness. For people with HIV, however, a single dose of the vaccine fails to offer sufficient ...
Mar 19, 2025
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Measles cases are on the rise. Here's how to make sure you're protected
The measles outbreak that started in Texas in late January continues to grow. As of March 18, 2025, confirmed cases in the outbreak, which now spans Texas, New Mexico and Oklahoma, reached 321, surpassing the number of confirmed ...
Mar 19, 2025
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Flu deaths rise as anti-vaccine disinformation takes root
Americans are facing the highest death toll from influenza since 2018, just as more people become vulnerable because of growing vaccine skepticism taking hold in statehouses and the Trump administration.
Mar 19, 2025
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US measles outbreak: California reports increase in cases
As measles outbreaks spread across the United States, you may be wondering whether you're at risk in California.
Mar 19, 2025
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Combating the measles threat means examining the reasons for declining vaccination rates
Measles was supposedly eradicated in Canada more than a quarter century ago. But today, measles is surging.
Mar 18, 2025
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Scientists say officials told them to scrub mRNA references on grant applications
National Institutes of Health officials have urged scientists to remove all references to mRNA vaccine technology from their grant applications, two researchers said, in a move that signaled the agency might abandon a promising ...
Mar 18, 2025
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Washington state schools see declines statewide in measles vaccination rates
Measles outbreaks in Texas and New Mexico have led to nearly 300 cases and two deaths, raising public health concerns. Isolated cases have also been reported in a number of states, including Washington. Public Health—Seattle ...
Mar 18, 2025
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Mexico urges measles vaccination as infections from US rise
Mexico is stepping up a measles vaccination campaign after cases spiked in an area bordering the United States, where an outbreak has killed two, the government said Tuesday.
Mar 18, 2025
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Measles vaccine rates among Philly-area kindergartners drop below 'community immunity' threshold
Measles vaccination rates among kindergarten students in the Philadelphia region have been declining since the COVID-19 pandemic, and are now below the so-called herd or community immunity rate needed to keep the highly contagious ...
Mar 17, 2025
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As measles outbreak spreads, pediatric infectious disease expert discusses vaccine safety
Christina Hermos, MD'03, MMSc, hasn't seen a case of measles since she was doing a fellowship two decades ago. And that was a rare case, involving a child who had arrived from overseas.
Mar 17, 2025
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Simple strategies can boost vaccination rates for adults over 65—new study
Knowing which vaccines older adults should get and hearing a clear recommendation from their health care provider about why a particular vaccine is important strongly motivated them to get vaccinated. That's a key finding ...
Mar 17, 2025
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'Nobody knew exactly what to do': Five years on, what scientific lessons were learned during COVID?
The pandemic stretched us—our communication, our science, our distribution networks, even what it means to be a good citizen amid rapidly developing knowledge.
Mar 17, 2025
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COVID-19 vaccination not linked to major structural birth defects
COVID-19 vaccination in early pregnancy (≤20 weeks of gestation) is not associated with increased prevalence of major structural birth defects, according to a study published online March 14 in Pediatrics.
Mar 14, 2025
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Q&A: Epidemiologist explains why measles cases are surging and how to stop the spread
Virginia Tech infectious disease epidemiologist Lisa M. Lee explains why new measles cases are being reported around the country, not just in Texas, despite the illness being declared eliminated in the U.S. in the early 2000s ...
Mar 14, 2025
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The relationship between gut microbiota, immunoglobulin A, and vaccine efficacy
Gut microbiota may be the key factor explaining why certain individuals do not respond well to the pneumococcal vaccine, a bacterium that can cause various diseases, such as pneumonia. This conclusion is drawn from a recent ...
Mar 13, 2025
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Measles case at Dulles stresses the importance of vaccination
It's a nightmare scenario for public health officials: a traveler infected with a highly contagious virus passes through an airport while asymptomatic, unknowingly transmitting the disease to others and sparking a widespread ...
Mar 13, 2025
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Robert F. Kennedy Jr. downplays measles vaccine as cases surge
A growing measles outbreak has led to 222 reported cases across Texas, New Mexico and Oklahoma in 2025, with health officials urging more people to get vaccinated.
Mar 13, 2025
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Meningococcal vaccine found to be safe and effective for infants in sub-Saharan Africa
University of Maryland School of Medicine (UMSOM) researchers helped conduct an important new global health study that found a vaccine that protects against five strains of meningitis prevalent in sub-Saharan Africa is safe ...
Mar 12, 2025
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