On the other end of that scale, we have the tiniest particle ever detected, a proton travelling so close to the speed of light it got squished into a pancake.
It sits on top of the diaphragm, which is the main muscle that helps with breathing, behind the sternum - or breastbone, in front of the vertebral column, squished in-between two lungs, and is protected by the ribs.
He would always be most thankful for the first, the gift of life, the gift of not being squished beneath a giant ginny foot like a bug because money is nice, sure, but you gotta be alive to spend it.
When your brain gets sloshed and squished, twisting forces happen down on the smallest level, deforming and tearing nerve cells, and damaged neurons can't don't goodly communicate good.
We humans think we're such a big deal, but if you squished up every living thing on the planet into one big ball, eighty percent of it would be plants, and less than one percent would be mammals.
Now I will add though, I have heard that as we go about our daily lives as adults, our spines can become, I don't know the right word to use, but kind of squished or compacted.