18 articles from SATURDAY 2.1.2021

Symptomless cases in schools could be key driver in spread of Covid-19

Up to 70% of schoolchildren infected with coronavirus may not know they have it until after a positive test resultWhen will vaccines bring results?Coronavirus – latest updatesSee all our coronavirus coverageA key factor in the spread of Covid-19 in schools is symptomless cases. Most scientists believe that between 30% and 40% of adults do not display any Covid symptoms on the day of testing,...