Why not? Immunity wanes. That's equally true of naturally-acquired and vaccine-acquired immunity. The difference is that your body has seen the whole virus, and acquires antibodies to the whole thing… (View Post)

I don't want to put words in TT's mouth, but B and T cells. (View Post)

Not sure I understand your figures. If half the population is susceptible, with a 1% hospitalisation rate, that's 340,000 hospitalisations. Delta appears to have around a 2% hospitalisation rate, bas… (View Post)

That's nothing to do with Brexit though, just stupid rules imposed by the UK government. I would be happy to encourage free travel from some of our closest European neighbours by accepting ID cards a… (View Post)

Germany has been posting 400-500 deaths a day, so its low case numbers are almost certainly the result of under-testing. (View Post)