I'm in the UK too and don't think it's a legal requirement. Let's not give the politicians any ideas, social care is a disaster in many areas.

Caring for an elderly parent, either living with you or elsewhere, can be a burden. Many daughters have put their own lives on hold, believing they have to be the carer. Very often there's no support from siblings. Even with their own families, this situation puts a strain on marriages.

Britedark, your motto is most appropriate. Relating to my own recent experiences, despite my mother's consistently difficult behaviour. only recently did I say enough is enough. Sounds selfish but you still have lots of your life to live