Exercising is keeping me sane, and I think helping keep my wife from going over the edge. She is one tough cookie; however, a little susceptible to boredom. I get to go hit golf balls, she does not like that, though she walks with me daily – unless it is raining.
Interesting testimonial on “Keto” diet: My Strict Keto Diet Is Helping Me Through This
And I found this article from the Berliner Zeitung relevant: Corona: Isolation schwächt Widerstandskraft. “Die durch die Corona-Maßnahmen erzwungene Isolation kann zu gesundheitlichen Schäden führen. Wer eingesperrt ist, kann Stress nicht abbauen.”