The chief physician for England told a conference of the Royal Society of Medicine that coronavirus waves were still appearing. “The NHS is under a lot of pressure and I do not think we should allow anyone to imply otherwise,” he said. NHS figures show that 3 percent of staff were ill with Covid last week, the highest since January. Ambulance delays in hospitals are at their highest level since December, with a quarter of patients staying out of R&D for more than half an hour last week. Elderly imports have risen to the highest level since last winter. There are 19,534 patients in the hospital with Covid,