Prof Chris Whitty outlines three things medics have learned from the pandemic over the last year
coronavirus pandemic, as the grim death toll passed 100,000 people today. England's Chief Medical Officer, Professor Chris Whitty, said we have learned about the treatment and asymptomatic spread of Covid-19, which we did not know about a year ago.Treatments, such as dexamethasone, have come on stream, he told tonight's Downing Street briefing, with Prime Minister Boris Johnson and the head of the NHS in England, Sir Simon Stevens.Prof Chris Whitty said we now understand the virus in a way we didn't a year ago - and gave three examples."We were initially cautious about masks, but decided they were needed", he said."And we didn't recognise the asymptomatic transmission at first."He added: "Doctors are learning the whole time.