Mpox is an infectious disease that can cause symptoms such as a painful rash, swollen lymph nodes, fever, headache, muscle ...

City health officials said Friday that the case is travel related and that there is no known local transmission at this time of the mpox clade I strain of the virus.

Doctors across multiple countries are flagging a painful new COVID-19 symptom tied to a fast-spreading variant: a sore throat so severe that patients compare it to swallowing razor blades. The symptom ...

New York City health officials have confirmed the city’s first case of a more severe strain of the mpox virus than the one that drove a global outbreak in 2022. The case is travel-related, and the ...

"As these viruses continue to evolve, public health officials watch carefully to see whether new strains will be more easily ...

Add Yahoo as a preferred source to see more of our stories on Google. A more severe and highly contagious new strain of the flu is circulating this season. It’s called subclade K, or more popularly ...

As the U.S. flu season winds down, health officials say the flu vaccine wasn't very effective, with one of its worst effectiveness rates in more than a decade.

Human metapneumovirus, or HMPV, is circulating in California. Learn what it is, symptoms, and how to prevent it.