Only humans shed emotional tears.
331
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human brain doesn't stop developing until about 25 years old.
102
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
The average sperm cell swims at 8 inches per hour.
4
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
The world's shortest man measures only 21.5 inches.
73
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93