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