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.

A new strain of mpox has been confirmed on American shores after a traveler returned to California from a visit to Africa, ...

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

Health officials have confirmed a U.S. case of an aggressive new form of mpox, detected in northern California in someone who ...

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 ...

U.S. health officials confirmed on Saturday the first case of a more severe strain of mpox that infected an individual who ...

California health officials confirmed Saturday the first known case of an emerging mpox strain in the United States, though ...

The first U.S. case of a potentially more severe variant of mpox, known as clade I, has been reported in San Mateo County, ...

The individual is recovering after traveling from Africa, where an outbreak that has killed hundreds is spreading.

Public health officials have reported the first case of clade I mpox in the United States in a person who traveled to ...