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