At the current rate, UK monkeypox cases are doubling every 15 days.
Tomorrow experts will meet to decide whether the outbreak is a public health emergency of international concern.
The head of the WHO today urged men who have sex with men to cut their risk by reducing their number of sexual partners and exposure to new partners.
"Testing remains a challenge, and it's highly probable that there are a significant number of cases not being picked up."
The Centers for Disease Control and Prevention (CDC) today announced the creation of Public Health AmeriCorps through a partnership with the federal agency for volunteering and national service, AmeriCorps. The new program will help recruit, develop, and train new public health leaders.