You can't avoid a lot of that, given the physical constraints within a home. This just means it's even more critical for people who live with others to do physical distancing so they don't bring it home.
Football stadiums, convention centers, that sort of thing. They set up a bunch of cots and people laid there to recover. If you started to deteriorate, they sent you to an actual hospital.
There's talk about doing this maybe with all of the empty hotel rooms in NY.