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