That is very understandable, @pcacare. You might find some support in the Caregiver discussion groups. Here is a link to a discussion group that might be helpful to you.
https://connect.mayoclinic.org/group/caregivers/
I would encourage you to look through the many conversation groups. I believe there is one devoted to caregivers who are dealing with dementia/Alzheimer's.

Do you have any help caring for your husband or are you responsible for all of his needs?