The ‘silent stealth’ of Covid-19

Up to 45 percent of SARS-CoV-2 infections may be asymptomatic


AN EXTRAORDINARY percentage of people infected by the virus behind the ongoing deadly COVID-19 pandemic never show symptoms of the disease, according to the results of a Scripps Research analysis of public datasets on asymptomatic infections.

The findings, published in Annals of Internal Medicine, suggest that asymptomatic infections may account for as