Spain reported 14 confirmed cases of monkeypox on Friday, bringing the total number of confirmed cases to 21, regional health authorties in Madrid said. Monkeypox is a usually mild viral infection. Symptoms include fever, headaches and skin rashes.

Several cases have been detected in Britain - where authorities are offering a smallpox vaccine to healthcare workers and others who may have been exposed - and others in other parts of Europe, including in SPain's neighbour Portugal.