their sense of balance doesn’t change
their sense of balance gets better
their sense of balance gets worse
legs and arms
lungs
stomach
torso and head
brains
hands
muscles
legs
sleeping sickness
migraines
motion sickness
food poisoning
it speeds up
nothing, it stays the same
it slows down
it swells with fluid before shrinking
microgravity
regular gravity
zero gravity
talking
walking
interacting
eating