Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The average sperm cell swims at 8 inches per hour.
4
Babies crawl an average of 200m a day.
212
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24