The average sperm cell swims at 8 inches per hour.
4
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
Your heart will pump about 212 million liters in its lifetime.
26
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
One human hair can support 3 ounces.
191
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198