Your heart pumps about 2,000 gallons of blood each day!
53
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
A fetus develops fingerprints at eighteen weeks!
32
Your skeleton keeps growing until you are about 35, then you start to shrink.
74
Your tongue is the only muscle in your body that is attached at only one end.
173
The human sigh acts as a physiological reset button.
23
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
The skin on your lips is 200 times more sensitive than your fingertips.
345