Health officials say they have confirmed the first U.S. case of a new form of mpox that was first seen in eastern Congo.

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

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

A person in California tested positive for mpox clade I, the first time the strain has been reported in the U.S.

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

The first U.S. case of a new mpox strain is identified in California, with low public risk, amidst global responses to the ...

The first case of a new strain of mpox in the United States has been reported in San Mateo County, officials said Saturday.

Health officials on Saturday said they have identified the first U.S. case of an mpox strain that has recently prompted ...

The infected individual, who received treatment in San Mateo County, recently returned from Africa, where an mpox outbreak is ongoing.

There is no evidence that the strain is spreading in California or the U.S., and the risk of contracting Clade I mpox in the ...