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