My colleagues are right ,There are marital issues in ur parents zone
I get lot of such cases to my clinic, children bring there parents clinc, next session they don't come r do exercises suggested to them
( I have many such cases on my YouTube channel under my name, I suggest you watch a few first)
Next Steps
200% you cannot take them to counseling,they will not listen to you.
Health Tips
search for any elder who can advise them for counseling, ensure they have access to video cases mentioned
you can talk to me for guidance