What is monkeypox and why is it spreading? - BBC

The virus that causes monkeypox was first discovered at the end of the 1950s, but it has undergone changes in the past four years that allow it to pass between humans more easily.

A study published in the New England Journal of Medicine found that between April and June 2022, 98% of the infections in 16 countries were in men who have sex with men, but it's not clear why this i… [+1963 chars]

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