Meanwhile, a national nurses' union said nurses who were treating an Ebola patient at the hospital worked for days without proper protective gear and faced constantly changing protocols.
Experts say other reasons for this could include problems finding childcare, workers considering changing their careers and requirements that employees have a coronavirus vaccine which some don't want to get.
Traditionally, it's humans working as nurses or carers who take care of elderly people - those people who are too old or too unwell to look after themselves.
Recently, I was working with a family, who elderly couple, the husband was bed-bound with severe memory deficits, and the elderly wife was his only caretaker.
And while that is horrific for the person experiencing it, and for their caregivers, it is nonetheless a window onto the constructed nature of our narrative self.