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