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

Health officials on Saturday said they have identified the first U.S. case of an mpox strain that has recently prompted global health alerts over concerns about its spread, severity and ...

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 said the patient contracted the new strain, clade I mpox categorized by ...

REDWOOD CITY, Calif. - The first case of a new strain of mpox in the United States has been reported in San Mateo County, officials said Saturday. California's Department of Public Health reported ...

San Mateo County health officials said on Saturday they have reported the first known case of clade I mpox in California and ...

NEW YORK — Health officials said Saturday they have confirmed the first U.S. case of a new form of mpox that was first seen in eastern Congo. The person had traveled to eastern Africa and was ...