Jack, thanks for the comments about noisy environments and shouting. Along those lines, I'll mention that the bishops of my church are against resuming services, and one reason is that people singing can send germs 26 feet. Surely they must mean opera singers, but still...

I have read that another problem with the packing plants is that the workers are so close together.
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Senoufou, I'll say a prayer for your sister. I hope her former athletic and energetic activities provide a strong foundation of good health which will enable to overcome this new challenge.