Every hour one billion cells in the body must be replaced.
17
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
It is possible to go blind from smoking too heavily.
50
Your ribs move about 5 million times a year, every time you breathe!
60
From the age of thirty, humans gradually begin to shrink in size.
1
Human thigh bones are stronger than concrete!
63
The human brain has the capacity to store everything that you experience.
4k
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16