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