A man in Mexico has died after contracting a strain of bird flu that hasn’t been seen in humans before - here are the key symptoms to look out for, and how to avoid catching the virus
WHO warns of Disease X, potentially deadlier than Covid-19, as global leaders discuss pandemic preparedness | Wales Online walesonline.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from walesonline.co.uk Daily Mail and Mail on Sunday newspapers.
'Disease X' deaths could dwarf Covid and wipe out millions of victims at any time, medics fear, and although it doesn't yet exist experts are worried about the impact it could have