Covid is still a major issue and nobody is 100% safe. If you haven't already, take a few minutes out of your day to research what you should do in case of a covid attack. Prioritze finding out how you should react if your body starts shutting down, and or how you should/could help someone else in that situation. One thing you could check out is the prone position.
It could save a life and more importantly, it could save your life.
And on a side note, the question from a few chapters back still hasn't been fully solved. Just as a tip, don't overthink it too much. Also; the relationship is more about how the two things from the chapter relate to the thing from the title of the chapter.