The U.S. is the sixth country outside of Africa to confirm a case of the strain, called clade I, since August.

The first case of clade I mpox was reported in California, the CDC said. The individual was treated and is now isolating at ...

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

The first known case of clade I mpox in the U.S. was recently discovered in a person in California, the Centers for Disease ...

The case marked the first known instance of that particular mpox variant appearing in the United States. A different variant ...

Joe Biden met Chinese counterpart Xi Jinping for the final time as president Saturday in Peru as the specter of Donald ...

California health authorities identified the first known case of clade I mpox in the U.S. through laboratory testing. The ...

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

There have been 21,370 confirmed mpox cases worldwide, including both Clade I and Clade II, in 79 locations since the ...

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

Health officials in California confirmed Saturday they have identified the first known case of a more severe form of mpox ...

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