As Africa continues to battle an outbreak of the newer "clade Ib" strain of mpox, California officials have confirmed the first known US case of this strain of the virus.

Health officials in California have confirmed the first domestic case of a more severe strain of mpox in a traveler from ...

Linda McMahon is a co-chair of President-elect Donald Trump's transition team and was the Small Business Administrator in his ...

The "risk of clade I mpox to the public in the United States remains low," the U.S. Centers for Disease Control and ...

The World Health Organization issued a global health emergency over the spread of the new, more lethal clade I mpox strain.

The first case in the U.S. of a more severe strain of mpox was reported in San Mateo County, the California Department of ...

The person traveled to eastern Africa and was treated in San Mateo County. California health officials said the new mpox variant isn't spreading in the state.

The California Department of Public Health has confirmed the first known case of Clade I mpox in the U.S., following laboratory testing of a patient who recently traveled from East Africa.

The first case in the U.S. of a more severe mpox variant has been confirmed in a person who had recently traveled to East ...

The first known case of a new, more severe strain of mpox in the US has been found in the Bay Area. San Mateo County Health ...

A San Mateo County resident was diagnosed with the first known case in the United States of a certain variation of mpox, ...

The county of San Mateo has now had the first reported case of clade I mpox in the United States, according to the California ...