Human Body Facts

61

Humans Walk Earth's Circumference Multiple Times

11

Human Tooth Enamel Is Stronger Than Bone

76

Babies Are Born Without Bony Kneecaps

20

Your Tongue Has a Unique 'Print'

21

Strong Stomach Acid

45

You're Taller in the Morning

44

Brain's Big Energy Appetite

23

Heart Beats Outside Body

61

Eyes Use Rods and Cones

9

Your Brain Powers a Small Light Bulb

10

Your Nose Recalls a Trillion Scents

46

Your Jaw Muscle is the Strongest

35

Your Small Intestine is Surprisingly Long

40

Your Stomach Renews Rapidly

54

Humans Emit Faint Light