Thousands of people have unknowingly had coronavirus without displaying any symptoms, new research shows. Health officials across the world have been testing people to check for undetected infections.
And the results show far more people have contracted Covid-19 than originally thought. This sparks hope that the outbreak will turn out to be much less lethal than was feared, Wales Online reports.
Scientists in Iceland screened 6 per cent of its population to see how many had the illness - and found that around 0.7 per cent tested positive.So did 13 per cent of a group at higher risk because of recent travel or exposure to someone sick.Aboard the aircraft carrier USS Theodore Roosevelt, where one crew member died from the virus, “the