If you passed me on the street on a normal day, you wouldn't know that anything is wrong.
Like many others with compromised immune systems, I know that I am high up the list of people for whom coronavirus could be very harmful or even deadly – even if, on first sight, no one else knows it.
Whatever happens next, let's make sure we are looking after everyone as much as we can: every generation, those with underlying conditions and those who seem to be well.