As it is in the same virus family as smallpox, the existing smallpox vaccine has proven highly effective (85%) against monkeypox, according to public health experts.
No deaths have been recorded and no official recall has been issued, but nearly one-fifth of people who've gotten sick nationwide have required hospitalization.
Described by the CDC as an "emerging fungus that presents a serious global threat," a multidrug-resistant illness has affected at least 141 people in the Garden State.