There is 96.000 km of blood vessels in our body, our nose can remember 50.000 different scents, and teeth usually grow first in girls than boys.
These are just few interesting facts regarding human body. Did you know your heart beats 100.000 times during one day, after 11 days without sleep you can die, nails on the hand you are writing with grow faster, especially on the longest finger? When we sneeze, speed of
the air that goes out through mouth and nose can reach up to 160 km/h. This is the reason we should put hand on our mouth when we sneeze 🙂 !