the.com/childbirth
The only marathon where the medal screams back at you.
means The process by which a baby exits the body it was renting, usually amid considerable effort and noise.
from Plain Old English bones: cild (child) plus byrd (birth, from beran, to bear), literally the bearing of a child.
Bone trickSkulls flex to fit, then pop back.
Marathon mathLabor can outlast an actual marathon.
Hormone surgeOxytocin both starts contractions and bonds love.