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Vaccination news

Immunology

COVID-19 vaccine responses show four patterns, with 'rapid-decliners' at higher infection risk

Two health care workers get COVID-19 vaccinations on the same day. Both show strong antibody responses initially, but six months later one stays healthy while the other contracts the virus. A new study published in Science ...

Immunology

Skin stretching enables needle-free vaccine delivery in mice

Researchers show that stretching the skin stimulates immune cells and increases the skin's ability to absorb large molecules, including those present in vaccines. In an article published September 17 in Cell Reports, they ...

Diseases, Conditions, Syndromes

Investigators pave the way for next-generation TB vaccine

Tuberculosis, or TB, an airborne bacterial respiratory infection, is one of humanity's oldest foes and is today the world's leading cause of death from infectious disease, claiming more than 1.2 million lives each year. The ...

Diseases, Conditions, Syndromes

Rwanda reconsiders malaria vaccines amid surprise surge

After years of progress in reducing malaria cases, Rwanda is confronting a surprising resurgence and signs of treatment resistance that have forced officials to revisit vaccine intervention the country once declined.

Diseases, Conditions, Syndromes

Ebola vaccination begins in southern Congo

Vaccination for those exposed to the Ebola virus and front-line health workers has begun in southern Kasai province, the World Health Organization said Sunday.

Vaccination

What's going on with the COVID-19 vaccine?

New proposed federal restrictions on who can get COVID-19 vaccinations has caused confusion and worry across the country. Some states, including California, have decided to break away from federal guidelines and create their ...

Diseases, Conditions, Syndromes

How long will California's COVID surge continue?

The coronavirus has muscled its way back into the headlines in recent weeks amid a summer wave of the illness and growing difficulties in getting the vaccine, as well as efforts by the Trump administration that could make ...

Diseases, Conditions, Syndromes

Hepatitis A outbreak declared in L.A. County

Los Angeles County has declared a community-wide outbreak of hepatitis A, a highly contagious viral disease that can lead to lasting liver damage or even death.

Immunology

Antibody therapy explored to combat bird flu

While the risk of contracting and dying from the H5N1 avian flu remains low for humans, researchers continue to hunt for vaccines and treatments in case the virus mutates to spread more easily between animals and humans—or ...

Immunology

Lactate mediates training of our innate defenses, research shows

The BCG vaccine protects against tuberculosis, but by inducing trained immunity it also protects against many more respiratory infections. International research led by Radboud University Medical Center shows how this process ...

Vaccination

WHO defends vaccine safety test standards

The World Health Organization on Thursday said that "extremely high" safety standards are already applied in the development of vaccines, after reports about US plans for a change to testing.

Diseases, Conditions, Syndromes

Researchers on the cusp of one-shot meningococcal protection

A life-saving meningococcal vaccine covering all five common strains of the deadly disease could soon be available thanks to vital research demonstrating the safety and effectiveness of a combination Men ABCWY vaccine.

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 ...