A new documentary , titled Disease X: Hunting the Next Pandemic, focuses on the potential virus that may be lurking around the cornerCOVID-19 brought the world to a standstill in 2020, changing the way we all live, but now experts fear a new, deadlier virus may be on the way, RadarOnline.com can reveal. COVID-19 shut down the world, but another virus may be looming. In the BBC2 doc, Dr Chris Van Tulleken joins a daily briefing at the WHO's Geneva headquarters, where officials receive updates from health experts on emerging disease outbreaks around the world. She explained: "Ebola, Marburg, influenza, all the coronaviruses, but probably most importantly, there's Disease X." "Disease X" was coined in 2018 to describe an unidentified pathogen possessing the potential to trigger a huge global pandemic, just like COVID-19 did.