I am sorry to hear you haven't been well, you are probably right and you did have covid and as Moira said, the RATs are not known for their reliability. Perhaps you do have Long covid and that would make anyone depressed

What is Paul's new job? Where will you be moving to? It must be doubly hard for you to see his Mum going through the same thing as your Mum and I am sorry for that ((((((((((Chris))))))))))