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Vaccination news

Health

Flu activity is low, but experts worry about a new strain and vaccination rates

The U.S. flu season is starting slowly, and it's unclear if it will be as bad as last winter's, but some health experts are worried as U.S. Centers for Disease Control and Prevention data posted Friday shows a new version ...

Vaccination

Experimental vaccine offers rapid, long-lasting protection against deadly tick-borne virus

Crimean-Congo hemorrhagic fever (CCHF) is one of the world's most dangerous yet overlooked infectious diseases. Spread by ticks and livestock, the virus causes sudden fever, organ failure, and internal bleeding, killing up ...

Diseases, Conditions, Syndromes

HHS proposes new CDC programs, including hepatitis B screening

The Health and Human Services Department is proposing new initiatives for the Centers for Disease Control and Prevention, including a program to increase hepatitis B screening for pregnant women, as part of a broader push ...

Autism spectrum disorders

Vaccines 'don't cause autism': How scientists figured that out

In the late 1990s, a theory gripped parents around the world: What if childhood vaccines—particularly the combined measles-mumps-rubella vaccine—cause autism? Nearly three decades later, the debunked theory has gained ...

Immunology

Common cold virus may unlock better COVID vaccine

Prior exposure to coronaviruses that cause ordinary colds can boost the immune system's ability to attack a vulnerable site on the COVID-19-causing coronavirus SARS-CoV-2, according to a study led by investigators at Weill ...

Vaccination

Randomized trials show no evidence of non-specific vaccine effects

For more than three decades, researchers Christine Stabell Benn and Peter Aaby from the Bandim Health Project have conducted randomized trials involving thousands of children in Guinea-Bissau and Denmark to demonstrate so-called ...

Immunology

Flu vaccine performance varies by age, study reveals

New research comparing four different flu vaccines found that the ability of the vaccines to activate cells of the immune system that help to protect against infection varied greatly depending on the vaccine type and age ...

Diseases, Conditions, Syndromes

CDC provides update on measles outbreak in the United States

Eight hundred cases of measles were reported in the United States as of April 17, 2025, representing the second highest annual case count in 25 years, according to research published in the April 24 issue of the U.S. Centers ...

HIV & AIDS

Unexpected hives reaction seen in trial of mRNA vax against HIV

A safety analysis of mRNA vaccination in a phase 1, randomized, open-label clinical trial evaluated the safety and tolerability of three investigational HIV-1 trimer mRNA vaccines. The study vaccines were found to be generally ...

Pediatrics

Timing of RSV immunization matters for infant protection

The seasonal timing of when infants receive the new respiratory syncytial virus (RSV) immunization is crucial for ensuring its effectiveness, according to Yale research published in JAMA Network Open.

Diseases, Conditions, Syndromes

Q&A: Measles may be making a comeback in the US

Childhood vaccination rates have been falling in the United States, especially since the start of the COVID-19 pandemic. Lower levels of immunity have resulted in a resurgence of measles cases, including a recent outbreak ...

Diseases, Conditions, Syndromes

US faces largest measles outbreak since 2000

The United States is now experiencing its largest measles outbreak since the disease was declared eliminated in 2000, federal scientists confirmed this week.

Vaccination

UN warns vaccine-preventable diseases on the rise globally

Outbreaks of vaccine-preventable diseases such as measles, meningitis, and yellow fever are on the rise globally amid misinformation and cuts to international aid, the United Nations and the Gavi vaccine alliance warned Wednesday.

Immunology

B cells found to be crucial for long-term vaccine protection

Researchers at the University of Colorado Anschutz Medical Campus have uncovered a critical, previously underappreciated role for B cells in vaccine protection. Best known for producing antibodies, B cells also guide other ...