Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
35
Poor eyesight (myopia) is associated with higher IQ.
232
The average sperm cell swims at 8 inches per hour.
4
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
The average person will go on a date at least 100 times before they finally marry.
33
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92