Vaccines

With wingspans of up to nine feet, California condors are the largest birds in North America.

Bird Flu Vaccine Approved in Emergency Effort to Save California Condors

The virus has set back the endangered birds' recovery, but a newly hatched chick is flu-free and being raised by veterinarians

Vaccinations of wild koalas began in March this year. For now, scientists hope to inoculate 50 individuals.

Scientists Begin Vaccinating Wild Koalas Against Chlamydia

The effort is part of a field trial to limit the debilitating bacterial disease that can cause infertility, blindness and death

An electron micrograph of the respiratory syncytial virus (RSV), which kills an estimated 160,000 people worldwide each year.

First RSV Vaccine for Older Adults Approved in U.S.

The shot to combat the potentially deadly virus could be available in the fall, pending a green light from the CDC

A pharmacist delivers a Covid-19 booster shot in Chicago during a clinic for seniors.

Covid-19

When Should I Get Another Covid Booster?

Here’s what you need to know about getting your next vaccine

Melanoma cancer cells under a microscope

New mRNA Vaccine Shows Promise Against Skin Cancer

Research suggests the personalized vaccine, paired with an immunotherapy drug, can reduce melanoma recurrence in high-risk patients

Nearly 70 percent of the U.S. population has completed the primary series of Covid-19 vaccinations, but only 16 percent have received the updated bivalent booster dose.  

CDC Includes Covid-19 Shots in Routine Immunization Schedule

The federal health agency updated its vaccination guidance for children and adults

Moderna is one of several companies currently working on a vaccine for RSV.

Experimental RSV Vaccine Prevents Illness in Older Adults, Moderna Says

In a large clinical trial, the vaccine was 83.7 percent effective at preventing two or more symptoms of respiratory illness in people over the age of 60

Pollinators, including bees, face pressure from disease-causing organisms, habitat loss, climate change and other factors.

The World's First Vaccine for Honeybees Is Here

It could be a game-changer for beekeepers fighting American foulbrood, a disease that can wipe out entire colonies

A Covid-19 testing site in New York City on December 9. An estimated 27.6 percent of cases nationwide were caused by the XBB.1.5 variant this week, according to the CDC's most recent data.

What to Know About the 'Most Transmissible' Covid-19 Variant

XBB.1.5 is the fastest-spreading variant in the country, but it is not known to cause more severe illness than previous ones

More than 150 people die every day from synthetic opioids.

Scientists Create a Vaccine Against Fentanyl

Researchers hope the vaccine, which blocked the drug from entering rats’ brains, could help reduce overdoses in humans

Only a quarter of American adults have received their flu shot this year. 

U.S. Flu Hospitalizations Highest in a Decade

The CDC estimates that 120,000 people have been hospitalized since October

Charles Boyer and Ingrid Bergman in Gaslight, a film adaptation of the 1938 play Gas Light

'Gaslighting' Is Merriam-Webster’s Word of the Year

Searches for the term, defined as the "practice of grossly misleading someone," skyrocketed in 2022

A pharmacist prepares to administer a Covid-19 booster shot to help protect a patient against the Omicron subvariants BA.4 and BA.5.

Four Big Questions About the New Covid-19 Boosters, Answered

The FDA and CDC recently recommended new boosters to target the Omicron subvariants. Here’s what you need to know about them.

An inhaled Covid-19 vaccine is displayed at the CanSino Biologics booth at the Hainan International Health Industry Expo in November 2021.

Needle-Free Covid-19 Vaccines Approved in China and India

Doses inhaled through the mouth or nose might provide better protection against mild infections and transmission, preliminary studies show

People line up for Covid-19 vaccines in Washington, D.C., last December. The Food and Drug Administration approved updated booster shots Wednesday. 

CDC Recommends New Covid-19 Boosters Targeting Omicron Subvariants

The updated shots could be available within days

A registered nurse measures out a monkeypox vaccine in Miami, Florida.

Six Big Questions About the Monkeypox Virus, Answered

The United States recently declared the monkeypox outbreak a public health emergency. Here’s what you need to know about the disease

A tick runs over a human hand.

Large Lyme Disease Vaccine Clinical Trial Begins in U.S. and Europe

If approved, it would be the first new shot to combat the misunderstood disease in the U.S. in 20 years

Jynneos monkeypox vaccine

U.S. Declares Monkeypox a Public Health Emergency

The announcement comes as nationwide case counts reach 7,000

Monkeypox blood samples

WHO Declares Monkeypox a Global Health Emergency

Five deaths have been attributed to the disease in the Central African Republic and Nigeria in 2022

Poliovirus particles, computer illustration.

First Polio Case in U.S. Since 2013 Detected in New York State

Experts warn that the virus poses a health risk to unvaccinated communities

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