1=The average human will shed 40 pounds of skin in their life
2=Your stomach acid is even strong enough to dissolve razor blades
3=Your brain uses up about 20% of all your body's oxygen and calories
4=Apart from identical twins every single person on Earth has a unique smell
5=A higher IQ is correlated with more dreams
6=There are over 300 million capillaries in your lungs. If you stretched them out end to end they would reach across the United States
7=Women blink twice as much as men
8=Men get hiccups twice as much as women
9=After eating too much, your hearing is less sharp
10=Babies can only see black and white when they are born