In a second wave, or even localised spikes across the nation, the health service will know more about what it is dealing with – and will be better able to help people recover and send them home, say doctors.However, the Recovery trial, a global trial into possible treatments, showed how well low-dose dexamethasone works in Covid-19 and it will now become standard of care.He thinks medical staff will next time feel less anxious carrying out procedures such as intubation, which carries the risk of viral particles shooting into the air. Obviously we wear PPE but the people looking after the patients in intensive care have had a low level of infection – no different from the man in the street – which I think is important because there was a lot of fear,” said Singer. But only half of the sickest patients were intubated and put on a machine, while just as many have been given other help with their breathing, such as with the use of a Cpap (continuous positive airway pressure) mask. There is a hyper-inflammatory reaction from the body, but it manifests in a different way and can be measured by a standard inflammatory marker called C-reactive protein, or CRP. “It’s part of the body’s host response. “There is a really increased risk of clotting, probably due to damage to the blood vessels,” said Prof Sir Nilesh Samani, the medical director of the British Heart Foundation.