The WHO’s director general, Margaret Chan, said: “Countries affected to date simply don’t have the capacity to manage an outbreak on this scale on their own.” Photograph: EPA/Salvatore Di Nolfi

The World Health Organisation declared the west African Ebola outbreak an international public health emergency yesterday, demanding an “extraordinary(...)

Back in the 1980s and 1990s the medical thriller genre came into its own. Authors such as Robin Cook and Michael Palmer used the simple device of tran(...)

A man, wearing a surgical mask as a precautionary measure against the novel coronavirus, pays for medicine at a hospital pharmacy in Khobar city in Dammam. Photograph: Reuters/Stringer (Saudi Arabia)

With the Middle East Respiratory Syndrome/novel Coronavirus (nCoV) and H9N7 influenza A virus exercising the best scientific minds in the World Health(...)

An airport staff member wearing a mask takes a passenger's temperature at Taoyuan International Airport, northern Taiwan, April 24, 2013. A 53-year-old Taiwan businessman has contracted the H7N9 strain of bird flu while travelling in China.

A new strain of bird flu that has killed 22 people in China was “one of the most lethal” flu viruses it had encountered and was more easily transmi(...)