More information: Fong Yew Leong et al, Aerosol transmission risk of mpox relative to COVID-19 and smallpox, The Lancet Microbe (2025). DOI: 10.1016/j.lanmic.2025.101082 ...

In the case of an international smallpox emergency, U.S. readiness and response capabilities will be significantly affected by the ability of other countries to detect and contain smallpox ...

And smallpox, a deadly scourge for much of human history, was the focus. Monkeypox is far less deadly, and the strain that is circulating in the U.S. now is less dangerous than another strain that ...

(Original Caption) Smallpox in an unvaccinated child. Is it finally time to eliminate the remaining stocks of variola (smallpox) virus for good? The World Health Assembly will discuss the current ...

Wiping out smallpox had an unintended consequence: the rise of mpox in the past few years. Here's the story — starting with patient zero for mpox back in 1970.

Wiping out smallpox had an unintended consequence: the rise of mpox in the past few years. Here's the story — starting with patient zero for mpox back in 1970.

The JYNNEOS vaccine, also known as Imvamune or Imvanex, protects against smallpox and monkeypox infection in adults 18 and older. It's a two-dose vaccine, with the second shot administered at ...

A suspected case of smallpox is a public health emergency which requires prompt notification to state health officials (CDC, 2001). Due to the dissemination of smallpox by fine particle aerosol ...

A cousin of smallpox Mpox is caused by the monkeypox virus, which belongs to a subset of the Poxviridae family of viruses called Orthopoxvirus. This subset includes the smallpox, vaccinia and ...

Monkeypox is a rare disease caused by the monkeypox virus, which belongs to the same group of viruses as smallpox. Transmission of monkeypox requires close interaction with a symptomatic person.

Action is needed to enhance U.S. readiness for a smallpox outbreak, and to improve diagnostics, vaccines, and therapeutics for smallpox and related diseases such as mpox or Alaskapox. Skip to main ...