Tag Archives: blood-brain-barrier

A common symptom of Covid-19 is anosmia (loss of the ability to smell) which suggested to some that the virus could get into the brain. More recent evidence seems to bear this out, although there is still a lot of speculation. I once attended a lecture by Martin Rees, the UK’s Astronomer Royal, who astonished theContinue reading “Covid-19 and the brain”