the.com/ribs
the cage that guards your heart while letting you breathe a billion times.
floating pairBottom two ribs attach to nothing in front.
rib countMost humans have twelve pairs, some grow extras.
self-healingCracked ribs fix themselves with no cast possible.
smallest neededYou can lose ribs and survive just fine.
breath machineThey flex outward roughly 20,000 times daily.