There is a high probability of a new global epidemic (pandemic), the cause of which will be the as yet unidentified infection, called "X-disease". This conclusion was made by specialists of the World Health Organization (WHO), Rosbalt writes with reference to the publication ScienceAlert.

According to scientists, the pandemic can be caused by an unknown disease so far, which will be as lethal as the Spanish flu of the beginning of the last century. Scientists plan in advance to prepare measures to combat a dangerous infection in order to respond quickly to any potential threat.

In the list of diseases that can also cover all of humanity, the researchers included the Marburg fever, the Crimean-Congo fever, the Middle Eastern respiratory syndrome, severe acute respiratory syndrome, Zick's disease and Lassa viral hemorrhagic fever that spread in Nigeria and Ebola, and swept away in 2014 -2015 years, more than 11 thousand lives.