You are not alone in experiencing caregiver burnout. Caregiver burnout is a recognized condition. Please recognize your own situation and seek ways to reduce the stress.
Link: What Is Caregiver Burnout? (Source: American Heart Association)
Here's the outline below, but please follow the link to get the full information:
Many caregivers don’t take time to care for themselves and they begin to show signs of caregiver burnout. Your health and well-being benefit your loved ones just as they benefit you. Learn the signs of caregiver burnout and seek help if you’re having them.
What are the signs of caregiver burnout?
How can I avoid burnout?
What can I do about depression?
If you are suffering from caregiver burnout, joining a support group may be a good way to deal with your emotions.