Public Health and Infectious Disease

The New York City Health Department has reported the city’s first case of mpox clade I, the more severe genetic variant of the virus that health officials say can be life‑threatening, in a resident who recently traveled abroad. In an advisory, NYC Health Commissioner Dr. Alister Martin said there is currently no known local transmission of clade I and that the overall risk to residents remains low. Officials are urging people at higher risk — particularly gay and bisexual men and others who have sex with men, and those planning travel to areas where clade I is circulating — to complete the two‑dose JYNNEOS vaccination series, which evidence suggests reduces infection risk and severity. The case highlights how a more dangerous strain that caused deadly outbreaks in the Democratic Republic of Congo and parts of Africa in 2024 can enter the U.S. via travel, renewing calls from public‑health experts for sustained vaccination, rapid contact tracing and clear messaging to prevent a repeat of the 2022 mpox surge. Social media discussion is already mixing legitimate concern with outdated “monkeypox” stigma and misinformation, underscoring the need for precise, non‑sensational public guidance about transmission routes and who is most at risk.