[zdragnar]

Hantavirus is probably the worst thing most people have to worry about; it's left behind in the feces and breathing it in while cleaning up a bunch of droppings is possible.

That, and they chew holes in things, occasionally electrical wiring. Not nearly as big a concern as the smell of an infested house, but still not a great thing to have.

[cenamus]

They chew holes in everything, especially mice, from clothes to insulation, they just love to destroy anything resembling fibres

[tonyarkles]

I remember reading about specific insulation chemistry a few years ago that apparently rodents love: https://www.caranddriver.com/news/a21933466/does-your-car-ha...