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