Gorillas can catch human colds and other illnesses.
205
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
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
Our brains have a negativity bias and will remember bad memories more than good ones.
15
On average, there's 100 billion neurons in the human brain.
83
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Your heart will pump about 212 million liters in its lifetime.
26