No, the NHS cannot survive in its present form.
As for your former neighbour, I suggest she should have been told to lose weight before being admitted to hospital.
The answer to your question is "It Can't". It needs to be dismantled and a better scheme devised.
And incidentally I am completely bored and fed up with the news constantly being about the NHS. It's almost as though there is no other news. And it's a repeat of the same old stuff every single...