The human brain uses approximately as much energy as a 10 watt light bulb.
120
Every human spent about half an hour as a single cell.
144
Yawns are more contagious among people with closer relationships.
163
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
A person can live without food for about a month, but only about a week without water.
156
On average a woman has 4 sexual partners in her lifetime.
-143
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93