Dear Lever, Tristesse & Jellibeans
thank you for the words of encouragement and advice.
Today has been better so far.

Just doing it a half hour at a time though, which is working surprisingly well!
I realise now that the SW was doing her job looking for a cause (ANY cause) - not that it changes what we are dealing with today.
Things I know:
I know I am not and have never been an anxious/depressed person.
I know that I have always done the best I can for my family.
I know that I will continue to do so in spite of the system working against my best efforts!

I know - therefore I am... .someone said that I think!

Cogito ergo sum[a] (/ˈkoʊɡɨtoʊ ˈɜrɡoʊ ˈsʊm/, also /ˈkɒɡɨtoʊ/, /ˈsʌm/; Classical Latin: [ˈkoːɡitoː ˈɛrɡoː ˈsʊm], "I think, therefore I am", or better "I am thinking, therefore I exist" is a philosophical proposition by René Descartes. The simple meaning of the Latin phrase is that thinking about one’s existence proves—in and of itself—that an "I" exists to do the thinking; or, as Descartes explains, "[W]e cannot doubt of our existence while we doubt … ."