My 82 year old dad swears my mother is running around on him, he says he's done with her doing him this way. Don't know where this is coming from. He has wanted to pull all of their money from the bank and hide it.
I found this article here on Aging Care that may be helpful: https://www.agingcare.com/articles/How-to-handle-alzheimers-disease-lying-144204.htm and it has over 160 comments.