The average office desk has 400 times more bacteria than a toilet.
22
The human sigh acts as a physiological reset button.
23
Every time you lick a stamp, you're consuming 1/10 of a calorie!
47
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The human brain uses approximately as much energy as a 10 watt light bulb.
120
There are more bacteria in your mouth than there are people in the world.
60
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15

