What is African swine fever and how does it spread?

A contagious, untreatable and often fatal virus is sweeping the global pig population – and future mutations could affect humansASF is a highly contagious viral pig disease. The most common symptoms of the virus in its acute form are a high temperature and loss of appetite; other symptoms include vomiting, diarrhoea, and difficulty with breathing and standing. There is no treatment for the disease, some versions can have a 100% mortality rate in certain circumstances. It is not the same as