Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Yawns are more contagious among people with closer relationships.
163
Obsessive nose picking is called Rhinotillexomania.
101
Our Right Lungs takes more air than our left lung.
194
There are about 255 babies born worldwide every minute.
46
It takes about 20 seconds for a red blood cell to circle the whole body.
102