The human eye blinks an average of 4,200,000 times a year.
233
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Gorillas can catch human colds and other illnesses.
205
A human being loses an average of 40 to 100 strands of hair a day.
133
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Your thumb is about the same size as your nose.
124
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31