A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
The human brain uses approximately as much energy as a 10 watt light bulb.
120
A person can live without food for about a month, but only about a week without water.
156
A man's beard grows fastest when he anticipates sex.
239
The world's shortest man measures only 21.5 inches.
73
Poor eyesight (myopia) is associated with higher IQ.
232
The human brain is more active during sleep than during the day.
28
Every human spent about half an hour as a single cell.
144