Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

Poultry on a commercial farm in England have been infected with the bird flu virus, the U.K. government said Sunday.

Study findings provide new details on a Caspian tern die-off near Port Townsend in 2023 and how the virus killed seals in the region, infecting their brains.

The California Department of Public Health Saturday reported the first known case of clade I mpox in the U.S. to the Centers for Disease Control and Prevention.

The US Centers for Disease Control and Prevention (CDC) added the case to its confirmed list today ... The change had been ...

The individual in question had recently returned from eastern Africa, the state health department said. Also in the news: bird flu, covid, and dengue fever.

President-elect Trump’s decision to nominate Robert F. Kennedy Jr. for Health and Human Services (HHS) secretary will put ...

The H5N1 virus that infected a Canadian teen appears not to have spread, but it shows signs of mutation that makes flu ...

The Centers for Disease Control and Prevention on Friday confirmed that a person contracted bird flu in a case linked to an ...

The United States Department of Agriculture confirmed the presence of bird flu in Hawaii on Monday, the first case of the virus in a domestic flock in the state since the current outbreak began in ...

The United States Department of Agriculture (USDA) confirmed the presence of avian influenza in Hawaii on Monday, the first ...

Cami Koons, a reporter at the Iowa Capital Dispatch, a States Newsroom affiliate, contributed to this story. Death or illness ...