A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
You forget 90% of your dreams.
256
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Research has determined that most people are happiest at 7:26pm on a Saturday night.
70
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
Enamel is hardest substance in the human body.
61
A human being loses an average of 40 to 100 strands of hair a day.
133