The U.K now has 456 cases, and the NHS, cash starved for over a decade by Tory Austerity, an unnecessary Political choice, that achieved nothing, apart from an understaffed NHS, without enough essential equipment, including basic protective stuff for Staff.
Add to this our decimated Social Services, and the fact that much caring work is done by elderly relatives, and we have a recipe for disaster of huge magnitude. That is not scare-mongering, it is fact.
The U.K is a mere 16 days or so behind Italy in the effects of this virus, the U.S.A about the same behind us.
The sensible measures, basic commonsense, as outlined by Simon, are unlikely to be seen in the U.K, until it is way too late.