Pfizer’s former Chief Scientific Advisor Dr Mike Yeadon believes 50% of the population was already immune to Covid-19 by the time infection rates reduced in June.
Speaking with talkRADIO’s Ian Collins, he said: “Our bodies have experience of common cold-causing coronavirus which of course the BBC didn’t bother to tell you about.”
It comes after the goal of securing a Covid-19 vaccine moved a step closer with early data showing a new jab to be almost 95% effective in protecting against the virus.
