how do you trace back carriers

[rosyleigh]

For instance....my daughters best friend (who she was at school with less than a week ago)'s dad has covid-19 and is suffering quite badly with it, but not vulnerable and at still at home. Does that mean that we self isolate now? - Confused.

Bump

Goodness knows, we are all in the dark. I think dd teacher may have had it or symptoms we don't know havant been told