How can I stop feeling guilty as a caregiver?

Support group. Joining a support group for a particular medical condtion will give you the opportunity to interact with others who are in a similar situation. It helps to know that you are not alone.
? Feeling guilty. It seems u have done something bad that u keep thinking about it? U need to remember yesterday is history we can't change it , we can learn from it and try to do a good job and if u can ask for forgiveness...