Although he is not able to help her. Father in law is 93 and mother in law is 86 and has dementia. Father in law is not of sound mind but refuses to be assessed. He spends most of the day in bed and now she does as well. We have tried to put some form of care in place but he refuses them entry. We do shopping, banking cleaning and washing but at the end of our teather as work full time. My husband is an only child. Social workers say there is nothing they can do if he refuses.