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