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