Professor Bell spoke on Times Radio and added: “If you look at the trajectory, we’re on, we’re a lot better off than we were six months ago.
“So, the pressure on the NHS is largely abated. If you look at the deaths from Covid, they tend to be very elderly people, and it’s not entirely clear it was Covid that caused all those deaths.
“So, I think we’re over the worst of it now and I think what will happen is, there will be quite a lot of background exposure to Delta,” he added, saying the case numbers are quite high but those who have had two vaccines and are infected will still lead to stronger herd immunity.