Boris Johnson’s top scientific and medical advisers have warned that Covid can be expected to return in more virulent and dangerous forms, as the prime minister announced the end of the final coronavirus restrictions in England.
Just hours after Mr Johnson declared his “pride” at England leading the world in throwing off restrictions, professors Sir Chris Whitty and Sir Patrick Vallance told a Downing Street press conference that the Covid-19 pandemic was “not over” and urged people testing positive to continue to isolate.
