Oh my I can relate to the old folks not wanting assistance to the toilet... my mother-in-law was the very same. A strong and proud woman. It was exceedingly difficult for her to accept any help, especially of that nature.

The cold sweats could still be influenza I assume, as that often does not show up on blood tests. Or as you say Jen, his PTSD cup overflowing. If it is the latter, all you can do really is give him space to rest and recouperate. That's what we strive to do with Evie.