The U.S. Centers for Disease Control and Prevention has merged H5N1 bird flu updates with routine updates for seasonal ...

A new Covid-19 variant, officially known as NB.1.8.1 and nicknamed Nimbus, is now the most common strain in the US, according to the US Centers for Disease Control and Prevention.

The U.S. Centers for Disease Control and Prevention ended its emergency response for bird flu as the outbreak that sickened ...

The U.S. Centers for Disease Control and Prevention has ended its emergency response to the H5N1 bird flu outbreak, a move ...

Measles cases in the United States have reached a record high since the disease was declared eliminated from the country 25 ...

Measles cases in the U.S. reach a 33-year high with 1,300 infections across 38 states, mostly in unvaccinated individuals, ...

U.S. measles cases hit 1,277—the worst outbreak since the disease was declared eliminated in 2000, surpassing 2019's peak.

Before immunization was widely available in the United States, there were between three and four million cases of measles each year. After immunization ...

The United States reached its highest number of measles cases in over 33 years on Monday, hitting 1,277 confirmed cases ...

There have been more measles cases in the US this year than any other since the disease was declared eliminated a ...

Mosquitoes are testing positive for the West Nile virus in Louisville's Highlands and Tyler Park neighborhoods.