MetroFace

v   Our nose is our personal air-conditioning system: it warms cold air, cools hot air and filters impurities. v   Your nose can remember 50,000 different scents. v   The nerve cells present in the nose, allows us to smell and regenerates through out ones life. v   We breathe 13 p…

1.        It is impossible to lick your elbow 2.       A crocodile can't stick it's tongue out. 3.       A shrimp's heart is in it's head. 4.       People say "Bless you" when you sneeze because when you sneeze,your heart stops for a mili-second. 5.    …

1.  The average red blood cell lives for 120 days. 2.  There are 2.5 trillion (give or take) of red blood cells in your body at any moment. To maintain this number, about two and a half million new ones need to be produced every second by your bone marrow. That's like a new popula…

v   You have no sense of smell when you're sleeping. v   You burn more calories while sleeping than you do when watching television. v   Sleeping less than 7 hours each night reduces your life expectancy. v   The colder the room you sleep in, the better the chances are that yo…

Ø   Your teeth start growing 6 months before you are born. Ø   The Romans used to clean and whiten their teeth with urine. Ø   Brushing your teeth regularly has been shown to prevent heart disease. Ø   The tooth is the only part of the human body that cannot heal and repair by its…

1.        An average adult male brain weighs about 1375 grams. 2.       A neglected child brain can be substantially smaller than that of a healthy child. 3.       A condition called synesthesia can cause senses to overlap. In other words, some people can taste words or hear colors.…