It all started with an unremarkable trip to grandma’s house in 1970. But two days into the visit, something went terribly wrong. The 9-month-old grandson fell ill. First, a fever. Then, a nasty rash.

New sero-genomic research suggests hidden mpox exposure in healthy Nigerian adults, highlighting residual smallpox immunity ...

Health authorities converged on a Northwest Airlines flight from San Francisco to Memphis after a passenger remarked that a rash on his neck might be a result of smallpox, officials said today. The 40 ...

William Foege, who has died aged 89, was the epidemiologist responsible for devising a successful vaccination strategy in the ...