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