20 Unbelievable Facts About The Human Body

1. The average human will shed 40 pounds of skin in their life

    

   

2. The only reason the acid in your stomach doesn't eat right through your body is because the stomach cells are renewed faster than they are destroyed

   

3. Your stomach acid is even strong enough to dissolve razor blades

   

4. In order to taste something your mouth has to be able to dissolve it. Try drying off your tongue before eating your favorite candy… 

   

   5.

   Your brain uses up about 20% of all your body's oxygen and calories

    

   

    

    

    6.Apart from identical twins every single person on Earth has a unique smell

   

   7.A higher IQ is correlated with more dreams

    

    

   

   8.You are about 1 cm shorter at night because the cartilage between your bones is compressed throughout the day

    

    

    

   

    9.Your feet have half a million sweat glands that produce over a pint of fluid everyday

    

    

   

   10.

   There are over 300 million capillaries in your lungs. If you stretched them out end to end they would reach across the United States

    

    

   

   11.If you laid all of your blood vessels end to end they would stretch 60,000 miles, or around the world nearly two and a half times

    

    

   

   12.Women blink twice as much as men

    

    

   

   13.Men get hiccups twice as much as women 

   

   14.During your lifetime, you will produce enough saliva to fill two swimming pools.

    

    

   

   15.After eating too much, your hearing is less sharp 

   

   16.By age sixty you will have lost half your taste buds

    

    

   

   17.Babies can only see black and white when they are born 

   

   18.Your cornea is the only part of your body without a blood supply. It gets its oxygen directly from the air

    

    

   

   19.You knew that 75% of your body is water, but did you know that 80% of your brain is water?

    

    

   

   20.The average lifespan of a human hair is 3-7 years