For the same reason you don’t stop traveling once you go past the moment the time machine was built – when traveling through time, you and the time machine exist out of normal temporal space – in a sort of temporal bubble that keeps time moving at the same rate as you are used to.
It’s the same for FTL travel – you bring a piece of our universe into subspace or warpspace or whatever universe you slipped into in order to escape the laws of physics in our universe.
Otherwise, being in a universe with different laws of physics would probably be deadly to our types of life, nor would our technology work there.
More crowded? Because hopefully she would have listened to the CDC and handled the pandemic well enough to not let over 1 million Americans die from that disease.
Hire a male nurse or caregiver?