Symptoms can appear suddenly and include a fever, chills, severe headache, cough, muscle or joint pain. A new rule has been ...

More than 300 cases of measles, one of the most contagious viruses in the world, have now been confirmed across more than a ...

Scientists say a concerning genetic mutation has appeared in H5N1 bird flu infected cats living in a New Jersey suburb of New ...

Doctors and nurses at the time were being pushed to their capacity as hospitals and urgent care facilities piled up, putting strain on the system.

Scientists already discovered that raw milk can harbor the infectious H5N1 bird flu virus, but now there’s a new study on its ...

Health officials urged pet owners not to let their felines roam outdoors or feed them raw food or raw milk — common ways ...

Two cats in different households in City were infected with bird flu, the city’s Health Department announced Friday. Officials did not disclose the cats’ conditions and are still investigating how ...

Chicken meat producers remain the most resistant to vaccines because of concerns they could harm meat exports, which totaled ...

SARS-CoV-2 has been evolving the ability to evade the immune system about twice as fast as the fastest-evolving flu virus. It averages more than a dozen significant changes every year.

Frequent mutations of SARS-CoV-2 have reduced the effectiveness of vaccines, highlighting the need for mutation-resistant ...

Raw cheese made with milk from dairy cattle infected with bird flu can harbor infectious virus for months and may be a risk ...

As the measles outbreak in Texas and New Mexico continues to grow, doctors say this is a good time to remember just how dangerous measles can be - even years after an infection.