Miracle. All of it.

Live & Learn

eye-sleep-face-skin

Each hair on your head is replaced every 2 to 7 years
A hundred hairs fall out every day and new ones grow back in their place

And look at your fingernails – they’re completely new every six months or so

The lining of your stomach and intestines
gets pretty beat up — it’s constantly exposed to acid and bile
and so those cells get replaced every few days

Every few weeks, your outer layer of skin is completely renewed

Every four months you have a fresh army of red blood cells
A hundred million new cells are born every minute and a hundred million old cells are destroyed
It’s actually the breakdown products of these red blood cells that turn your bruises and urine yellow

Every 10 years, you’ve got a new skeleton
a special team of cells breaks down old bone
and another builds new bone

Every 15…

View original post 254 more words

Advertisements