Will COVID evolve to cause less severe disease? Why we can t assume the answer is yes sheltonherald.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sheltonherald.com Daily Mail and Mail on Sunday newspapers.
As it races around the world, the COVID-19 omicron variant shows tantalizing hints that it could morph into the ideal virus: highly transmissible, to be sure, but tamed by vaccines