Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The average office desk has 400 times more bacteria than a toilet.
22
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
About 400 different kinds of microbes live on and in the human body.
-3
We blink 25 times a minute.
51
It takes approximately 12 hours for food to entirely digest.
93
Your heart will pump about 212 million liters in its lifetime.
26