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