Science For Everyone: Disease X Will Be ‘Highly Lethal’, Like ‘Ebola Transmitted With The Efficiency Of SARS-CoV-2’, Says Expert

Disease X is a term used by the WHO to indicate the disease that will be responsible for the next serious international epidemic. In other words, it is the next unknown disease of epidemic potential.

Disease X: A pathogen called 'pathogen X' will cause Disease X. The disease is expected to be a zoonosis. The pathogen is likely to be an RNA virus. The pathogen which will be responsible for the next serious international epidemic is currently unknown to cause human disease.