If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
You see your nose at all times, your brain just chooses to ignore it.
30
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
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
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11